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Loose Chatham Gemstones
Chatham-Created Gems
Custom Engagement Rings
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Stunning Chatham Blue Sapphire Engagement Rings

Featured Blue Sapphire Engagement Ring Click For DetailsThese gorgeous 14k Premium Collection and 18k Elite Collection Chatham blue sapphire engagement rings and bridal sets feature amazing intricate detail and designer style. With lots of sparkling natural diamond accents, you'll get a big look at an affordable price. Each of these breathtaking sapphire engagement rings features an eco-friendly gem-quality Chatham lab-grown blue sapphire center stone. Choose from a variety of center stone shapes including round, princess cut, oval, cushion cut, emerald cut and more. Most of these wedding rings can also be Custom Mounted with your favorite natural or lab-grown gemstone. Best of all, our blue sapphire engagement rings are made with premium quality Precise White Gold.

Chatham Blue Sapphire Colors Our stunning eco-friendly Chatham-created synthetic blue sapphires are real sapphires with the same chemical, physical and optical properties as their natural counterparts. We offer our blue sapphires in four different hues. Click on your blue sapphire wedding ring to select your favorite color. Gem quality means there are no inclusions visible to the naked eye. View our video Flux vs. Flame Fusion to learn why Chatham is your best choice for a gorgeous, top-color blue sapphire engagement ring at an affordable price.

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18k Elite Collection Chatham 8mm round blue sapphire engagement ring with natural diamond halo (SKU: KI-117794BS)
18k Elite Collection cultured 5mm cushion cut blue sapphire engagement ring with natural diamond halo (SKU: KI-117786BS)
18k Elite Collection Chatham 7x5mm emerald cut blue sapphire engagement ring with diamond halo (SKU: KI-117777BS)
18k Elite Collection Chatham 6.5mm round blue sapphire engagement ring with natural diamond halo (SKU: KI-117774BS)
18k Elite Collection created 6.5mm round blue sapphire engagement ring with natural diamond halo (SKU: KI-117762BS)
SPECIAL ORDER ONLY: CALL FOR UPDATED PRICING AND AVAILABILITY 18k Elite Collection lab-created 6mm round blue sapphire engagement ring with natural diamonds (SKU: KI-117761BS)
18k Elite Collection created princess cut blue sapphire engagement ring with natural diamond halo (SKU: KI-117757BS)
*18k Elite Collection lab-created 8mm round blue sapphire engagement ring with natural diamonds (SKU: KI-117748BS)
18k Elite Collection Chatham created 8mm round blue sapphire engagement ring with natural diamonds (SKU: KI-117744BS)
18k Elite Collection Chatham created 6.5mm round blue sapphire engagement ring with natural diamonds (SKU: KI-117743BS)
18k Elite Collection created 5.5mm princess cut blue sapphire engagement ring with natural diamond halo (SKU: KI-117705BS)
18k Elite Collection created 6.5mm round blue sapphire 3-stone engagement ring with octagon base (SKU: KI-117584-100BS)
18k Elite Collection created 6.5mm round blue sapphire engagement ring with octagon halo (SKU: KI-117577-100BS)
18k Elite Collection created 6.5mm round blue sapphire 3-stone engagement ring with delicate diamond halo (SKU: KI-117575-100BS)
18k Elite Collection created 6.5mm round blue sapphire engagement ring with octagon base (SKU: KI-117574-100BS)
18k Elite Collection created 6.5mm round blue sapphire 3-stone engagement ring with delicate diamond halo (SKU: KI-117557-100BS)
18k Elite Collection created 6.5mm round blue sapphire 3-stone vintage-style engagement ring (SKU: KI-117554-100BS)
18k Elite Collection cultured 8x5mm pear blue sapphire diamond halo engagement ring with split shank (SKU: KI-117553-100BS)
18k Elite Collection lab-created 6.5mm round blue sapphire engagement ring wrapped in natural diamonds (SKU: KI-117509-100BS)
18k Elite Collection lab-created 6.5mm round blue sapphire engagement ring wrapped in natural diamonds (SKU: KI-117508-100BS)
18k Elite Collection created 10x5mm marquise blue sapphire engagement ring with diamond halo (SKU: KI-117471-100BS)
18k Elite Collection cultured 8x5mm pear blue sapphire diamond halo engagement ring with .77cttw diamond accents (SKU: KI-117470-100BS)
18k Elite Collection created 10x5mm marquise blue sapphire engagement ring with pave' diamond halo (SKU: KI-117440-100BS)
18k Elite Collection cultured 8x6mm oval blue sapphire diamond halo engagement ring with split shank (SKU: KI-117424-150BS)
18k Elite Collection cultured 7x5mm oval blue sapphire diamond halo engagement ring with split shank (SKU: KI-117424-100BS)
18k Elite Collection cultured 7mm cushion cut blue sapphire engagement ring with natural diamond halo (SKU: KI-117404-150BS)
18k Elite Collection cultured 8x6mm oval blue sapphire engagement ring with natural diamond halo (SKU: KI-117403-150BS)
*18k Elite Collection cathedral style engagement ring with 6.5mm round blue sapphire and diamond shank (SKU: KI-117387BS)
*18k Elite Collection cathedral style engagement ring with 6.5mm round blue sapphire and diamond shank (SKU: KI-117386BS)
18k Elite Collection lab-created 6.5mm round blue sapphire engagement ring with diamond halo (SKU: KI-117377-100BS)
18k Elite Collection lab-created 5.5mm princess cut blue sapphire engagement ring with diamond halo (SKU: KI-117376-100BS)
18k Elite Collection lab-created 6.5mm round blue sapphire engagement ring with diamond halo (SKU: KI-117375-100BS)
18k Elite Collection lab-created 6.5mm round entwined blue sapphire engagement ring with diamonds (SKU: KI-117373-100BS)
18k Elite Collection 7x5mm oval blue sapphire engagement ring with diamond halo and milgrain beading (SKU: KI-117367-100BS)
18k Elite Collection 7x5mm emerald cut blue sapphire engagement ring with diamond halo and milgrain beading (SKU: KI-117366-100BS)
18k Elite Collection 5.5mm princess cut blue sapphire engagement ring with diamond halo and milgrain beading (SKU: KI-117365-100BS)
18k Elite Collection 6.5mm round blue sapphire engagement ring with diamond halo and milgrain beading (SKU: KI-117364-100BS)
18k Elite Collection created 7x5mm emerald cut blue sapphire engagement ring with natural diamond halo (SKU: KI-117351-100BS)
18k Elite Collection created 6mm cushion cut blue sapphire engagement ring with natural diamond halo (SKU: KI-117349-100BS)
18k Elite Collection created 6.5mm round blue sapphire engagement ring with natural diamond halo (SKU: KI-117348-100BS)
18k Elite Collection lab-created 7.5mm round blue sapphire engagement ring with diamond pave' (SKU: KI-117341-150BS)
18k Elite Collection lab-created 6.5mm round blue sapphire engagement ring with twisted diamond band (SKU: KI-117335-100BS)
18k Elite Collection lab-created 6.5mm round blue sapphire engagement ring with diamond halo (SKU: KI-117334-100BS)
18k Elite Collection 6.5mm round blue sapphire engagement ring with braided diamond shank (SKU: KI-117333-100BS)
18K Elite Collection created 7x5mm oval blue sapphire engagement ring with scalloped diamond halo (SKU: KI-117329-100BS)
18k Elite Collection created 10x5mm marquise blue sapphire engagement ring with pave' diamond halo (SKU: KI-117326-100BS)
18k Elite Collection created 7x5mm oval blue sapphire engagement ring with pave' diamond halo (SKU: KI-117325-100BS)
*18k Elite Collection cathedral-style 6.5mm round blue sapphire engagement ring with diamonds (SKU: KI-117323-100BS)
*18k Elite Collection created 7.5mm round blue sapphire engagement ring with natural diamonds (SKU: KI-117322BS)
*18k Elite Collection created 6.5mm round blue sapphire engagement ring with natural diamonds (SKU: KI-117321SBS)
*18k Elite Collection created 7x5mm oval blue sapphire engagement ring with natural diamonds (SKU: KI-117318-100BS)
*18k Elite Collection created 7x5mm emerald cut blue sapphire engagement ring with natural diamonds (SKU: KI-117317-100BS)
*18k Elite Collection created 5.5mm princess cut blue sapphire engagement ring with natural diamonds (SKU: KI-117316-100BS)
*18k Elite Collection created 6.5mm round blue sapphire engagement ring with natural diamonds (SKU: KI-117315-100BS)
18k Elite Collection created 6.5mm round blue sapphire engagement ring with cushion-shaped diamond halo (SKU: KI-117314-100BS)
*18k Elite Collection created 6.5mm round blue sapphire engagement ring with natural diamonds (SKU: KI-117311-100BS)
*18k Elite Collection created 6.5mm round blue sapphire cathedral style engagement ring (SKU: KI-117282SBS)
*18k Elite Collection lab-grown 5.5mm princess cut blue sapphire engagement ring with natural diamonds (SKU: KI-117281SBS)
18k Elite Collection Chatham 6.5mm round blue sapphire 3-stone style engagement ring with natural diamonds (SKU: KI-117277-100BS)
18k Elite Collection Chatham 6.5mm round blue sapphire 3-stone style engagement ring with natural diamonds (SKU: KI-117276-100BS)
*18k Elite Collection created 6.5mm round blue sapphire engagement ring with natural diamonds (SKU: KI-117271BS)
18k Elite Collection Chatham 6.5mm round blue sapphire 3-stone style engagement ring with natural diamonds (SKU: KI-117266-100BS)
18k Elite Collection Chatham 6.5mm round blue sapphire 3-stone style engagement ring with natural diamonds (SKU: KI-117265-100BS)
18k Elite Collection created 7.5mm round blue sapphire engagement ring with natural diamond halo (SKU: KI-117264-150BS)
18k Elite Collection created 6.5mm round blue sapphire engagement ring with natural diamond halo (SKU: KI-117264-100BS)
18k Elite Collection Chatham created 6.5mm round blue sapphire 3-stone style engagement ring with natural diamonds (SKU: KI-117263-100BS)
18k Elite Collection lab-created 6.5mm round blue sapphire engagement ring with natural diamonds (SKU: KI-117251-100BS)
18k Elite Collection created 5.5mm princess cut blue sapphire engagement ring with natural diamonds (SKU: KI-117248SBS)
18k Elite Collection cultured 6.5mm round blue sapphire engagement ring with v-shaped halo (SKU: KI-117246SBS)
18k Elite Collection Chatham 6.5mm round blue sapphire trellis engagement ring with split shank (SKU: KI-117241SBS)
18k Elite Collection created 6.5mm round blue sapphire engagement ring with natural diamonds (SKU: KI-117237SBS)
18k Elite Collection created 6.5mm round blue sapphire cathedral style engagement ring with trellis (SKU: KI-117236SBS)
18k Elite Collection Chatham 5.5mm princess cut blue sapphire engagement ring with double-split shank (SKU: KI-117235BS)
18k Elite Collection cultured 6.5mm round blue sapphire engagement ring with square diamond halo (SKU: KI-117232SBS)
18k Elite Collection Chatham created 6.5mm round blue sapphire scalloped design engagement ring (SKU: KI-117227SBS)
18k Elite Collection created 6.5mm round blue sapphire engagement ring with natural diamonds (SKU: KI-117226SBS)
*18k Elite Collection created 6.5mm round blue sapphire engagement ring with natural diamonds (SKU: KI-117225BS)
18k Elite Collection created 5.5mm princess cut blue sapphire engagement ring with natural diamond trellis (SKU: KI-117224-100BS)
18k Elite Collection Chatham 7x5mm emerald cut blue sapphire engagement ring with natural diamond halo (SKU: KI-117223-100BS)
18k Elite Collection cultured 5.5mm princess cut blue sapphire engagement ring with natural diamond halo (SKU: KI-117222SBS)
18k Elite Collection cultured 6.5mm round blue sapphire engagement ring with natural diamond halo (SKU: KI-117221SBS)
18k Elite Collection cultured 5.5mm princess blue sapphire engagement ring with natural diamond halo (SKU: KI-117175BS)
18k Elite Collection Chatham created 6.5mm round blue sapphire engagement ring with natural diamonds (SKU: KI-117174BS)
18k Elite Collection Chatham created 6.5mm round blue sapphire 3-stone style engagement ring with natural diamonds (SKU: KI-117164-100BS)
*18k Elite Collection lab-grown 6mm princess cut blue sapphire engagement ring with natural diamonds (SKU: KI-117162BS)
*18k Elite Collection lab-created 6.5mm round blue sapphire engagement ring with natural diamonds (SKU: KI-117161BS)
18k Elite Collection trellis 3-stone engagement ring with round 6.5mm Chatham blue sapphire center (SKU: KI-117138BS)
18k Elite Collection lab-created 6.5mm round blue sapphire engagement ring with natural diamonds (SKU: KI-117133BS)
18k Elite Collection cultured 6mm cushion cut blue sapphire engagement ring with natural diamond halo (SKU: KI-117123BS)
18k Elite Collection created 7mm round blue sapphire engagement ring with natural diamond halo (SKU: KI-117122BS)
18k Elite Collection created 7mm round blue sapphire engagement ring with natural diamond trellis (SKU: KI-117112BS)
18k Elite Collection Chatham 5.5mm princess cut blue sapphire engagement ring with split shank (SKU: KI-117111BS)
18K Elite Collection Chatham created 5.5mm round blue sapphire engagement ring with natural diamonds (SKU: KI-117105SBS)
18k Elite Collection lab-grown 6mm princess cut blue sapphire engagement ring with natural diamonds (SKU: KI-117104BS)
18k Elite Collection Chatham created 6.5mm round blue sapphire engagement ring with natural diamonds (SKU: KI-117102BS)
18k Elite Collection created 6mm cushion cut blue sapphire engagement ring with natural diamond halo (SKU: KI-117101BS)
18k Elite Collection Chatham 7.5mm round blue sapphire engagement ring with natural diamond halo (SKU: KI-117098BS)
18k Elite Collection Chatham 7x5mm emerald cut blue sapphire engagement ring with diamond halo (SKU: KI-117097BS)
18k Elite Collection Chatham 6x6mm princess cut blue sapphire engagement ring with natural diamond halo (SKU: KI-117096PBS)
18k Elite Collection Chatham 7mm cushion cut blue sapphire engagement ring with natural diamond halo (SKU: KI-117096BS)
18k Elite Collection created 7.5mm round blue sapphire engagement ring with natural diamond halo (SKU: KI-117095BS)
*18k Elite Collection lab-grown 7mm round blue sapphire engagement ring with natural diamonds (SKU: KI-117092RBS)
*18k Elite Collection lab-grown 7mm princess cut blue sapphire engagement ring with natural diamonds (SKU: KI-117092BS)
18k Elite Collection created 6mm princess cut blue sapphire engagement ring with natural diamond halo (SKU: KI-117085BS)
18k Elite Collection created 6.5mm round blue sapphire engagement ring with natural diamond halo (SKU: KI-117084BS)
18k Elite Collection cultured 7.5mm round blue sapphire engagement ring with natural diamond halo (SKU: KI-117078BS)
18k Elite Collection created 6mm cushion cut blue sapphire engagement ring with natural diamond halo (SKU: KI-117077BS)
18k Elite Collection created 6.5mm round blue sapphire engagement ring with natural diamond halo (SKU: KI-117075BS)
18k Elite Collection Chatham 5.5mm princess cut blue sapphire engagement ring with split shank (SKU: KI-117074BS)
18k Elite Collection cultured 5mm round blue sapphire engagement ring with natural diamond halo (SKU: KI-117073BS)
18k Elite Collection cultured 6.5mm round blue sapphire engagement ring with natural diamond halo (SKU: KI-117073-100BS)
18k Elite Collection Chatham 6mm cushion cut blue sapphire engagement ring with split shank (SKU: KI-117072BS)
*18k Elite Collection created 6.5mm round blue sapphire engagement ring with natural diamonds (SKU: KI-117065BS)
*18k Elite Collection lab-grown 7mm round blue sapphire engagement ring with natural diamonds (SKU: KI-117061BS)
18k Elite Collection Chatham 8x6mm emerald cut blue sapphire engagement ring with natural diamond halo (SKU: KI-117055BS)
18k Elite Collection cultured 6mm princess cut blue sapphire engagement ring with natural diamond halo (SKU: KI-117054BS)
18k Elite Collection cultured 7.5mm round blue sapphire engagement ring with natural diamond halo (SKU: KI-117053BS)
18k Elite Collection cultured 6.5mm round blue sapphire engagement ring with natural diamond halo (SKU: KI-117053-100BS)
18k Elite Collection Chatham 7x5mm emerald cut blue sapphire engagement ring with natural diamond halo (SKU: KI-117051BS)
18k Elite Collection Chatham 5.5mm princess cut blue sapphire diamond halo engagement ring (SKU: KI-117048BS)
18k Elite Collection created 6.5mm round blue sapphire engagement ring with natural diamonds (SKU: KI-117047BS)
18k Elite Collection cultured 7x5mm oval blue sapphire engagement ring with natural diamond halo (SKU: KI-117046BS)
18k Elite Collection created princess cut blue sapphire engagement ring with natural diamond halo (SKU: KI-117044BS)
*18k Elite Collection Chatham 7mm princess cut blue sapphire engagement ring with natural diamonds (SKU: KI-117034BS)
18k Elite Collection Chatham 5mm princess cut blue sapphire engagement ring with natural diamond halo (SKU: KI-117018BS)
18k Elite Collection cultured 6.5mm round blue sapphire engagement ring with natural diamond halo (SKU: KI-117017BS)
14k Premium Collection created 10x5mm marquise blue sapphire engagement ring with diamond halo (SKU: KI-115218-100BS)
14k Premium Collection created 7x5mm oval blue sapphire engagement ring with diamond halo (SKU: KI-115217-100BS)
14k Premium Collection cultured 7x5mm oval blue sapphire diamond halo engagement ring with split shank (SKU: KI-115208-100BS)
14k Premium Collection lab-created 6.5mm round blue sapphire engagement ring with twisted diamond band (SKU: KI-115141-100BS)
14k Premium Collection lab-created 6.5mm round blue sapphire engagement ring with diamond pave' (SKU: KI-115138-100BS)
*14k Premium Collection created 6.5mm round blue sapphire engagement ring with natural diamonds (SKU: KI-115134-100BS)
14k Premium Collection created 6.5mm round blue sapphire engagement ring with graduated natural diamonds (SKU: KI-115132-100BS)
14k Premium Collection Chatham created 6.5mm round blue sapphire 3-stone engagement ring (SKU: KI-115123-100BS)
*14k Premium Collection Chatham created 6.5mm round blue sapphire engagement ring with milgrain and filigree (SKU: KI-115095SBS)
14k Premium Collection created 6.5mm round blue sapphire engagement ring with octagon halo (SKU: KI-115065-100BS)
14k Premium Collection created 10x5mm marquise blue sapphire engagement ring with diamond halo (SKU: KI-115063-100BS)
*14k Premium Collection created 6.5mm round blue sapphire stackable engagement ring (SKU: KI-115021SBS)
*14k Premium Collection Chatham created 6.5mm round blue sapphire engagement ring with scalloped design (SKU: KI-115014SBS)
*14k Premium Collection created 10x5mm marquise blue sapphire stackable engagement ring (SKU: KI-115008SBS)

Our gorgeous finished gemstone engagement rings feature Chatham lab-grown gemstone center stones with G-H SI accent diamonds for a big look at an affordable price. Choose your center stone shape or color below.
Round Center / Princess Cut Center / Oval Center / Emerald Cut Center / Cushion Cut Center / Fancy Cut Center / 3-Stone Look  / Alexandrite Rings / Aquamarine Rings / Blue Sapphire Rings / Emerald Rings / Padparadscha Rings / Pink Sapphire Rings / Ruby Rings / Yellow Sapphire Rings / Moissanite Rings



Diamond Engagement Rings / Gemstone Engagement Rings & Bridal Sets / White Sapphire Engagement Rings / Sapphire Wedding & Engagement Rings / Moissanite Engagement Rings / His & Hers Birthstone Engagement Rings / Semi-Mount Engagement Rings / Create Your Own Ring / Wedding & Anniversary Bands / Lab-Grown Diamonds / Chatham-Created Gemstones / Loose Natural StonesGemstone & Diamond Education

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