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Derco Fine Jewelers

Jewelry Store

Derco Jewelers is committed to providing top quality diamonds and jewelry at exceptional prices, with a dedication to service unsurpassed in the industry. Established in 1939 with founder Krikor (Koko) Der Abrahamian and headquartered in San Francisco since 1979, Derco has a loyal, discerning customer base centered in the Bay Area that extends across the country and throughout the world.

Hours

• Mon, Tue, Wed, Thu, Fri: 9 AM – 5 PM
• Sat: 9 AM – 5 PM

Services

• Jewelry and Diamond Services
• Natural Diamonds
• Lab-Grown Diamonds
• Engagement Rings
• Wedding Bands
• Custom Jewelry Design
• Diamond Upgrades
• Lifetime Maintenance

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Sources: meta (CDLA-Permissive-2.0); business website read 2026-10-14. About our data.