Oval Moissanite Engagement Rings | Custom Engagement Rings with Lab Diamonds | Modern Gem Jewelry

Moissanite & Lab Diamonds Rings

Shop any of our exclusive preset lab diamond engagement rings gold engagement rings carefully designed to cement on the most significant moments in life. Custom-design your true engagement ring today.

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Emerald Cut Moissanite Ring Split Shank Ring | Custom Moissanite Ring | Modern Gem JewelryEmerald Cut Moissanite Ring Split Shank Ring | Custom Moissanite Ring | Modern Gem Jewelry
Moissanite & Lab Diamonds RingsVera • Emerald Cut Moissanite Ring Split Shank Ring
From $1,499.00
Oval Moissanite Ring with Blue Natural Sapphires in 18K White Gold | Modern Gem JewelryOval Moissanite Ring with Blue Natural Sapphires in 18K White Gold | Modern Gem Jewelry
Moissanite & Lab Diamonds RingsHailey • Oval Lab Diamond with Sapphire Ring
From $1,350.00
Larisa • Vintage Inspired Pear Shaped Diamond Ring3 carat Pear Shaped Diamond Ring in Yellow Gold | Modern Gem Jewelry
Moissanite & Lab Diamonds RingsLarisa • Vintage Inspired Pear Shaped Diamond Ring
From $1,080.00
2 carat Cushion Diamond Ring in 18K White Gold | Modern Gem Jewelry | Custom Engagement Rings & Fine Jewelry2 carat Cushion Diamond Ring in 18K White Gold | Modern Gem Jewelry | Custom Engagement Rings & Fine Jewelry
Moissanite & Lab Diamonds RingsErica • 2 carat Cushion Diamond Ring in White Gold
From $1,280.00
Amara • Pear Engagement Ring with Wedding Band in Platinum | Modern Gem JewelryAmara • Pear Engagement Ring with Wedding Band in Platinum | Modern Gem Jewelry
Moissanite & Lab Diamonds RingsAmara • Pear Engagement Ring with Wedding Band
From $1,599.00
Oval Moissanite Ring in Bezel Design set in Platinum Engagement Ring | Modern Gem JewelryOval Moissanite Ring in Bezel Design set in Platinum Engagement Ring | Modern Gem Jewelry
Moissanite & Lab Diamonds RingsAurora • Oval Moissanite Ring Oval Bezel in Platinum
From $1,200.00
2 carat Moissanite Ring in Platinum | Modern Gem Jewelry | Custom Moissanite Engagment Ring 2 carat Moissanite Ring in Platinum | Modern Gem Jewelry | Custom Moissanite Engagment Ring
Moissanite & Lab Diamonds RingsDevon • 2 carat Moissanite Ring in Platinum
From $1,580.00
Jolene • 2 Carat Moissanite Ring in 18K White Gold ｜ Custom Fine & High Jewelry | Modern Gem JewelryJolene • 2 Carat Moissanite Ring in 18K White Gold ｜ Custom Fine & High Jewelry | Modern Gem Jewelry
Moissanite & Lab Diamonds RingsJolene • 2 Carat Moissanite Ring in 18K White Gold
From $1,599.00
Guiliana • Split Shank Halo Engagement Ring with Wedding Band | Modern Gem Jewelry | Round Diamond Center stone over halo in Split Shank Design with Curved Diamond Wedding BandGuiliana • Split Shank Halo Engagement Ring with Wedding Band | Modern Gem Jewelry | Round Diamond Center stone over halo in Split Shank Design with Curved Diamond Wedding Band
Moissanite & Lab Diamonds RingsGIULIANA • Split Shank Halo Engagement Ring with Wedding Band
From $1,999.00
2 Carat Cushion Cut Diamond Ring | Custom Jewelry| Modern Gem Jewelry2 Carat Cushion Cut Diamond Ring | Custom Jewelry| Modern Gem Jewelry
Moissanite & Lab Diamonds RingsLAURE • Cushion Cut Yellow Gold Diamond Ring
From $1,080.00
Split Shank Engagement Ring| Custom Jewelry | Modern Gem JewelrySplit Shank Engagement Ring| Custom Jewelry | Modern Gem Jewelry
Moissanite & Lab Diamonds RingsSANNIE • Split Shank Engagement Ring In White Gold
From $1,080.00
Oval Moissanite Engagement Rings| Custom Rings | Modern Gem JewelryOval Moissanite Engagement Rings| Custom Rings | Modern Gem Jewelry
Moissanite & Lab Diamonds RingsOval Moissanite Engagement Ring in White Gold
From $999.00
Cushion Cut Moissanite Ring| Custom Rings | Modern Gem JewelryCushion Cut Moissanite Ring| Custom Rings | Modern Gem Jewelry
Moissanite & Lab Diamonds RingsCushion Cut Moissanite Ring With Tanzanite
From $1,399.00
Diamond Rectangle Ring | Custom Jewelry| Modern Gem JewelryDiamond Rectangle Ring | Custom Jewelry| Modern Gem Jewelry
Moissanite & Lab Diamonds RingsFrancesca •Diamond Rectangle Ring In 18K White Gold
From $1,399.00
Oval Moissanite Ring in 18K White Gold | Custom Jewelry | Modern Gem JewelryOval Moissanite Ring in 18K White Gold | Modern Gem Jewelry
Moissanite & Lab Diamonds RingsAmaya • Oval Moissanite Ring in 18K White Gold
From $1,100.00
2 Carat Cushion Cut Diamond Ring| Custom Rings | Modern Gem Jewelry2 Carat Cushion Cut Diamond Ring| Custom Rings | Modern Gem Jewelry
Moissanite & Lab Diamonds RingsAnna • 2 Carat Cushion Cut Diamond Ring
From $1,100.00
Oval Moissanite Ring In 18K Yellow Gold | Custom Rings| Modern Gem JewelryOval Moissanite Ring In 18K Yellow Gold | Custom Rings| Modern Gem Jewelry
Moissanite & Lab Diamonds RingsThea • Oval Moissanite Ring In 18K Yellow Gold
From $950.00
1.2 Carat Diamond Ring In 18K White Gold| Custom Rings | Modern Gem Jewelry1.2 Carat Diamond Ring In 18K White Gold| Custom Rings | Modern Gem Jewelry
Moissanite & Lab Diamonds RingsBailey • 1 Carat Diamond Ring
From $850.00
Moissanite Halo Engagement Rings| Custom Rings | Modern Gem JewelryMoissanite Halo Engagement Rings| Custom Rings | Modern Gem Jewelry
Moissanite & Lab Diamonds RingsEmber • Moissanite Halo Engagement Ring
From $950.00
1 Carat Pear Shaped Diamond Ring In 18K White Gold| Custom Rings | Modern Gem Jewelry1 Carat Pear Shaped Diamond Ring In 18K White Gold| Custom Rings | Modern Gem Jewelry
Moissanite & Lab Diamonds RingsGeorgia • 1 Carat Pear Shaped Diamond Ring In 18K White Gold
From $899.00
1.2 Carat Diamond Ring Heart Shaped In White Gold| Custom Rings | Modern Gem Jewelry1.2 Carat Diamond Ring Heart Shaped In White Gold| Custom Rings | Modern Gem Jewelry
Moissanite & Lab Diamonds RingsOlivia • 1 Carat Diamond Ring Heart Shaped In White Gold
From $800.00

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Buy and Shop Natural Gemstones Engagement Rings by Modern Gem Jewelry®

Engagement Rings
Shop Womens Wedding Rings in 18K White Gold Custom Made by Modern Gem Jewelry®

Wedding Rings
Shop Men Wedding Rings in 18K Gold Custom Made Wedding Band by Modern Gem Jewelry

Men Rings
Buy Natural Gemstone Engagement Rings Custom Made Engagement Rings by Modern Gem Jewelry®

Gemstone Rings
Shop expensive gemstone engagement rings custom made by Modern Gem Jewelry®

High-End Jewelry
Shop loose Gemstones for all your custom fine and high jewelry by Modern Gem Jewelry®

Loose Gemstones
Modern Gem Jewelry® Proud Associate with GIA Labs
Most Colored Gemstones from Modern Gem Jewelry® are certified by AIGS Lab. Shop Loose Natural Gemstones with peace of mind.
Shop GUILD Certified Colored Natural Gemstones from Modern Gem Jewelry®
Shop Handcrafted Lab Diamonds Engagement Rings certified by IGI Lab. Each Lab Diamond Engagement ring comes with a certificate of authenticity from IGI Labs

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