Our Services

Sell Jewelry, Diamonds, Watches & Gold in Boston

Honest Valuations. Highest Offers.

At Cambridge Jewelry & Watch Buyers, we specialize in evaluating and purchasing fine diamonds, high-end watches, estate jewelry, and precious metals. Whether you have a loose GIA-certified diamond, a vintage Rolex, or an heirloom piece of estate jewelry, we offer expert appraisals and top-dollar payouts.

All evaluations are conducted by Jim Vellucci, a GIA-certified diamond specialist with decades of experience and a reputation for fairness, integrity, and personal service. Every consultation is by appointment only—call Jim today to discuss what you have and get a quick ballpark estimate over the phone.

What We Buy:

Gold & Precious Metals

Turn Scrap Gold into Cash

We pay top dollar for gold and platinum, whether it’s broken or unwanted jewelry. Gold is our top priority, but we also accept platinum and selected silver items. With real-time pricing and no pressure, selling your metals has never been easier.

Watches

Get the Right Price for Your Luxury Watch

Have a Rolex or Patek Philippe to sell? We purchase high-grade watches at prices that reflect real market value. From vintage to modern, we offer personal service and a fast, fair appraisal. Call to schedule a private appointment with Jim and find out what your timepiece is truly worth.

Diamonds

Sell Your Diamonds with Confidence

We specialize in buying loose diamonds and certified stones, with a focus on GIA and EGL-certified diamonds. Whether you have a single stone or a piece of diamond jewelry, Jim Vellucci—our GIA-certified diamond specialist—offers accurate grading and competitive prices. Expect honest evaluations and no-pressure conversations.

Estate Jewelry

We Buy Estate Jewelry from All Eras

From Victorian to Art Deco, we value jewelry with history and craftsmanship. We’re especially interested in gold, platinum, and diamond estate pieces, including designer brands like Tiffany, Cartier, and Bvlgari. If you have a family heirloom or antique treasure, let’s talk!