Our professional GIA trained staff will assist you in selecting the diamond that meets your requirements, while remaining within your budget. Zwillinger & Company will provide a complete diamond education beginning with the "Four C's" and going beyond. We have a wide selection of GIA, EGL, and AGS certified loose diamonds in every shape, size, and quality. Our prices are 25% to 50% below retail and our outstanding reputation of quality and integrity will assure you of receiving the best value. A written appraisal is provided with every diamond we sell.

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Zwillinger & Co will not be undersold! We will meet or beat any price on diamonds and fine jewelry. As always our services include custom order work, quality repairs, and unsurpassed customer service!

Address: 210 Post Street, Suite 412 :: San Francisco, CA 94102 :: Phone: 415.392.4086 :: Fax: 415.291.8466
Hours: 9:30am to 5:00pm Tuesday thru Saturday :: Closed Sunday & Monday

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