275 Post Street #600B
San Francisco, CA 94108

July 15, 2017

Sell engagement rings San Francisco

For an appointment in San Francisco, please call us at 415-956-0230 or go on to fill out a form
66mint Fine Estate Jewelry in San Francisco



Union Square diamond buyers pride themselves on being an industry leader in the purchasing of fine large diamonds, jewelry and precious metals. For over 30 years we have been making the industry’s most competitive offers to our valued clients looking to sell estate jewelry, sell diamonds, sell luxury time pieces (like Rolex or Patek Philippe) or sell gold.

Should you find yourself in a position where you are considering selling an engagement ring in San Francisco, Union Square diamond buyers understand that this can be an emotional as well as difficult decision and our Bay Area diamond buyers are sensitive to each clients situation working in a respectful and confidential way, ensuring that the process is as easy as possible while making the most competitive offer possible.

For precious metals, we evaluate based on purity and weight to determine value based on daily market fluctuations. For jewelry, diamonds and luxury watches, clients work with one of our GIA educated diamond buyers who will make you an offer based on the current fair market value of each piece.

Items we will purchase include:

  • Fine Diamonds (loose or mounted)
  • Designer Fine Jewelry (signed pieces like Van Cleef and Arpels, etc)
  • Estate, Antique & Vintage Jewelry
  • Luxury time pieces
  • Gold
  • Platinum
  • Fine Gems and Precious Stones

Estates & Collections:

Union Square diamond buyers work with estate attorneys to purchase jewelry from estates and trusts. We also work with global diamond dealers and diamond collectors and have the buying power to purchase whole estates, whether it be a portion of a collection or the entire collection. Union Square diamond buyers work closely with antique dealers and auction houses around the world. Specialty services such as sales advances, consignments, and public auctions are available in certain instances. If you are considering selling estate jewelry, selling diamonds, selling an engagement ring or selling gold, please contact us to make an appointment to meet with one of our GIA educated buyers.

Sell engagement rings San Francisco

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