What do we buy?

Learn about the luxury jewelry, fine watches and designers we buy.

Request an appraisal kit
mixed jewelry

Get cash for your luxury jewelry items and so much more!

Sell your jewelry & diamonds to ThingsWeBuy® for quick, easy cash.

Click on the links below to learn more about the types of diamonds, fine & used jewelry, and wrist watches we buy. Then fill out a form to order your FREE Appraisal Kit, and mail in your jewelry to get cash for your jewelry or diamonds fast!

We buy the best brands

ThingsWeBuy.com® purchases all varieties of pre-owned Tiffany & Co. and Cartier watch and fine jewelry pieces. For nearly 50 years, our staff has been helping thousands of people just like you sell Tiffany&Co and Cartier jewelry easily from the comfort of their own homes. Sell your Tiffany & Co. and Cartier to us. We buy all categories from women’s and men's silver, gold, platinum, and diamond jewelry, and all models of women’s and men's Tiffany & Co. and Cartier watches, including:

  • Sell Tiffany & Cartier Jewelry
  • Rings (wedding, engagement, celebration, other)
  • Bracelets & Bangles
  • Brooches
  • Charms
  • Necklaces & Pendants
  • Earrings
  • Solitaire Pieces
  • Cuff links
  • Designer Collections (Peretti, Picasso, Gehry, Atlas, Etoile, and more)
  • Sell Tiffany Watches
  • Atlas
  • Cocktail
  • Tiffany Mark
  • Tiffany Grand
  • Sell Carier Watches
  • Baignoire
  • Ballon Bleu de Cartier
  • Declaration
  • La Dona De Cartier
  • Must 21
  • Pasha
  • Roadster
  • Santos (Classic or New)
  • Tank
  • Tank Francaise

The Thingswebuy guarantee

If you're not absolutely satisfied with your payment, either do not accept our offer, or, for checks issued without an offer, simply notify us at (800) 393-5532 within 10 days of the date on the check and return the check to us. The item(s) will be returned to you free of charge.

Interested in getting cash for a diamond or cash for jewelry? Order a FREE Appraisal Kit online now.

Request my appraisal kit