More about buying and selling jewelry online About ThingsWeBuy

ThingsWeBuy is a service of, operated by industry professionals with a combined 20 years of experience to buying and selling diamonds, fine jewelry, watches, gold, and platinum. Our Team has a combined 20 years of industry experience and with hundreds of thousands of satisfied customers, we remain an experienced source for converting diamonds, watches, gold, platinum, and fine jewelry into cash.

When you sell your diamonds, fine jewelry, and your preowned watches to, you’re not just selling to anyone. You’re selling to a reliable company, and your satisfaction is guaranteed.*

The ThingsWeBuy Experience

We’ve been in business long enough to perfect the process of buying diamonds, fine jewelry and watches, and we make it fast, friendly, and easy for you:

  • Our Safe-Pak mailers are free and secure.
  • Our diamond, watch and jewelry buying experts evaluate each shipment within 24 hours of receipt.
  • We will either mail you a check or contact you with a quote.
  • Our customer service group is available at 800-393-5532 to answer any of your questions about selling jewelry online.

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.

*See terms and conditions for details.