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Our San Francisco store is temporarily closed while we renovate our new space next door. We plan to re-open Friday, May 23rd.

Lab Grown Diamond Rings

Welcome to our lab-grown diamond jewelry collection! Each piece is lovingly crafted with the highest standards, featuring only the best diamonds. We’re proud to offer diamonds with VS2 clarity and a color grade of G or better. All of our jewelry is made from nickel-free solid gold for your comfort and peace of mind. Since each piece is made just for you, please allow up to 8 weeks for production and shipping. If you're curious about in-store availability, just check the bottom of the product page. We can't wait for you to find the perfect piece for your collection!

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19 products

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M & Co. Pear Diamond Bypass RingM & Co. Pear Diamond Bypass Ring
M & Co. Pear Diamond Bypass Ring Sale price$975.00
M & Co. Multi-Shape Lab Diamond Band RingM & Co. Multi-Shape Lab Diamond Band Ring
M & Co. Multi-Shape Lab Diamond Band Ring Sale price$2,500.00
M & Co. White Gold Pavé Lab Diamond Full Eternity BandM & Co. White Gold Pavé Lab Diamond Full Eternity Band
M & Co. White Gold Pavé Lab Diamond Full Eternity Band Sale priceFrom $800.00
Metal
M & Co. Emerald Cut Engagement Ring with Cadillac AccentsM & Co. Emerald Cut Engagement Ring with Cadillac Accents
M & Co. Emerald Cut Engagement Ring with Cadillac Accents Sale price$2,800.00
M & Co. Marquise Engagement Ring with Tapered BaguettesM & Co. Marquise Engagement Ring with Tapered Baguettes
M & Co. Marquise Engagement Ring with Tapered Baguettes Sale price$2,500.00
M & Co. Pear & Emerald Toi et Moi Lab Grown Diamond RingM & Co. Pear & Emerald Toi et Moi Lab Grown Diamond Ring
M & Co. Pear & Emerald Toi et Moi Lab Grown Diamond Ring Sale price$1,750.00
M & Co. East West Wide Oval Diamond RingM & Co. East West Wide Oval Diamond Ring
M & Co. East West Wide Oval Diamond Ring Sale price$950.00
M & Co. Yellow Gold Pavé Lab Diamond Full Eternity BandM & Co. Yellow Gold Pavé Lab Diamond Full Eternity Band
M & Co. Yellow Gold Pavé Lab Diamond Full Eternity Band Sale priceFrom $800.00
Metal
M & Co. Yellow Gold Pavé Lab Diamond Half Eternity BandM & Co. Yellow Gold Pavé Lab Diamond Half Eternity Band
M & Co. Yellow Gold Pavé Lab Diamond Half Eternity Band Sale priceFrom $950.00
Metal
M & Co. Oval Lab Grown Diamond Engagement Ring with Half Moon AccentsM & Co. Oval Lab Grown Diamond Engagement Ring with Half Moon Accents
M & Co. Oval Lab Grown Diamond Engagement Ring with Half Moon Accents Sale price$3,200.00
M & Co. 5 CT Emerald Cut Bezel Solitaire Lab Grown Diamond Ring
M & Co. 5 CT Emerald Cut Bezel Solitaire Lab Grown Diamond Ring Sale price$3,950.00
M & Co. White Gold Shared Prong Lab Diamond Full Eternity BandM & Co. White Gold Shared Prong Lab Diamond Full Eternity Band
M & Co. White Gold Shared Prong Lab Diamond Full Eternity Band Sale priceFrom $950.00
Metal
M & Co. White Gold Shared Prong Lab Diamond Half Eternity BandM & Co. White Gold Shared Prong Lab Diamond Half Eternity Band
M & Co. White Gold Shared Prong Lab Diamond Half Eternity Band Sale priceFrom $950.00
Metal
M & Co. Yellow Gold Shared Prong Lab Diamond Half Eternity BandM & Co. Yellow Gold Shared Prong Lab Diamond Half Eternity Band
M & Co. Yellow Gold Shared Prong Lab Diamond Half Eternity Band Sale priceFrom $950.00
Metal
M & Co. White Gold Pavé Lab Diamond Half Eternity BandM & Co. White Gold Pavé Lab Diamond Half Eternity Band
M & Co. White Gold Pavé Lab Diamond Half Eternity Band Sale priceFrom $950.00
Metal
M & Co. East-West Oval Diamond Engagement RingM & Co. East-West Oval Diamond Engagement Ring
M & Co. East-West Oval Diamond Engagement Ring Sale price$2,750.00
Metal
M & Co. 3 CT Emerald Cut with Epaulette Accents Three Stone RingM & Co. 3 CT Emerald Cut with Epaulette Accents Three Stone Ring
M & Co. 3 CT Emerald Cut with Epaulette Accents Three Stone Ring Sale price$3,800.00
M & Co. 3.06 CT Oval Cut Halo Solitaire Lab Grown Diamond RingM & Co. 3.06 CT Oval Cut Halo Solitaire Lab Grown Diamond Ring
M & Co. 3.06 CT Oval Cut Halo Solitaire Lab Grown Diamond Ring Sale price$2,950.00
M & Co. 3.02 CT Emerald Cut Hidden Halo Solitaire Lab Grown Diamond RingM & Co. 3.02 CT Emerald Cut Hidden Halo Solitaire Lab Grown Diamond Ring
M & Co. 3.02 CT Emerald Cut Hidden Halo Solitaire Lab Grown Diamond Ring Sale price$2,650.00