Geoffrey's Diamonds

Where The Bay Gets Engaged

Proudly serving the Bay Area since 1983.
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Custom Designs

Geoffrey's Exclusives can help you design the perfect peice.

Diamond Jewelry

Browse our collection of Diamond Rings, Earrings, Necklaces, Bracelets, Pendants and more.


San Carlos
1312 Laurel Street
San Carlos, CA

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342 E Campbell Avenue
Campbell, CA

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Sustainably Mined and Lab Grown Diamonds

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Jewelry Appraisal Services

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Luxury Diamond Jewelry