Our GIA trained gemologists

Will help you get the most cash for your fine jewelry

Sell Your Engagement Ring

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    Achieve maximum price for your diamonds by consulting with our GIA trained expert.

    We will share our 35 years of experience and knowledge with you at no cost. We have paid fair market value for thousands of diamonds we have purchased in the past and we guarantee the same to you. Secure payments are made immediately. We can help you sell your jewelry in the Bay Area! We have been in the heart of San Francisco for over a quarter of a century. We have the knowledge and expertise to evaluate your valuables and offer the best prices! We offer the most cash for your diamond, fine jewelry and engagement rings.

    Call 1-415-956-0230 for an appointment, a phone consultation or a free appraisal.

    Our expertise as Union Square jewelry buyers and diamond buyers means more cash for you when trying to sell your jewelry in San Francisco. Union Square Diamond Buyers offers a process that is fast, discreet and safe. Our showroom is conveniently located in the heart of Union Square, close to parking, BART and all major banks. Come in and sell your jewelry to an established and well-known business in the heart of SF. We are the trusted diamond buyers in San Francisco.

    Selling jewelry in the Bay Area to a trusted and established business in San Francisco will give you the highest payout.

    We have been one of the most successful Union Square jewelry buyers, purchasing diamond jewelry as well as diamond engagement rings in our area. We pride ourselves on our A+ rating from the Better Business Bureau and are proud to be affiliated with the Gemological Institute of America, Jeweler’s Vigilance Committee, Jewelers of America and Kimberley Process. Our on-site GIA trained gemologists will help you get the most cash for your fine jewelry. With over fifty years combined experience in the diamond and fine jewelry market, we will offer you the most value for your fine jewelry, watches, engagement rings, and estate pieces. Please contact us for a free appraisal at 1-415-956-0230. Contact us to sell your diamond in San Francisco. We are a trusted diamond jewelry buyer.

    LARGE Diamond & Jewelry Buyers

    We Buy Your

    Jewelry               Engagement Rings               Estate Jewelry Diamonds               Large Diamonds               Watches               Rolex

    Designed trademarks and brands are the property of their respective owners. Union Square Diamond Buyers is not affiliated with Rolex S.A., Rolex USA, Cartier, Patek Philippe, Vacheron Constantin, or any of their subsidiaries, or any of the other brands we purchase.

    ©2021 Diamonds 4 Cash SF. All Rights Reserved.