Contact Us

If you have any questions and/or comments, please don't hesitate to contact us. One of our knowledgeable staff members will respond to your inquiries promptly.

We are also available by email: info@geoffreysdiamonds.com

Phone & Fax

Phone: 800.989.3755 or 650.591.0301
Fax: 650.637.1125


(The store will be closed Friday, July 4th for Independence Day.)

Regular Store Hours:

10 am - 6 pm (Tuesday - Friday)

10 am - 5 pm (Saturday)

Closed on Sundays & Mondays.

Store and Mailing Address

Geoffrey's Diamonds is located at

626 Walnut St., Suite 212
San Carlos, CA 94070

Have a question? Drop us a line.

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Directions to our store

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