We Buy Gold, Diamonds, & Estate Jewelry

Sell Your Jewelry Gold Diamonds

Holding on to something you will never wear? Thinking about selling gold, diamonds, silver, or unwanted jewelry? You've come to the right place! Bella Cosa Jewelers is your trusted source and best place to sell your jewelry. We purchase gold, diamonds, vintage jewelry, collectible watches, silver, coins, and precious metals in any condition for immediate payment. Bella Cosa Jewelers has made over 20,000 purchases. Our experts will be happy to give you a FREE verbal appraisal of your valuables after inspecting them in person. You can easily get immediate payment for your jewelry or trade it in towards a new purchase. All transactions are private and confidential. Bring your items in today for a FREE evaluation!

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Sell Your Gold Jewelry

We purchase gold in any condition. Gold rings, chains, bracelets, necklaces, pendants, charms, earrings, brooches, dental gold, broken and scrap jewelry. We also purchase signed pieces from:

  • Tiffany & Co.
  • Chopard
  • Harry Winston
  • Van Cleef & Arpels
  • David Yurman
  • Cartier and more

Sell Your Diamond Jewelry

We purchase both loose and mounted diamonds, from very small to 20 Carats. Paying premiums for 2 Carat plus diamonds. We also purchase engagement rings, wedding bands, antique rings, diamond studs, diamond necklaces, diamond bracelets, diamond pins and more.

Sell Your Watches

We purchase vintage and antique watches, chronographs and modern watches.

  • Rolex
  • OMEGA
  • TAG Heuer
  • Baume & Mercier
  • Patek Philippe
  • Cartier
  • Tiffany & Co.
  • Piaget
  • Breitling
  • IWC and more

Sell Your Coins & Bullion

We purchase gold, platinum and silver coins. Investment-grade gold and silver coins & bullion, and currency. Gold eagles and maple coins. All pre-1965 US silver dimes, quarters, and half-dollars. 1965-1970 half-dollars and all silver dollars.

Sell Your Flatware & Tea Sets

We purchase anything marked sterling. Silver flatware, silver candelabras, silver tea sets, silver goblets, silver coins, silver bullion, silver jewelry. Scrap gold, silver and platinum.

Sell Your Collectibles

We purchase pre-1960 sports memorabilia. Baseball cards, photos, autographs and more. We also purchase original antique photos with historical or noteworthy value.

The Process

  • Bring in your jewelry during our store hours. No appointment necessary. Public and dealers invited.
  • Receive a free verbal appraisal on your valuables. Evaluations usually take 10 to 15 minutes. There’s never any obligation to sell your pieces to us.
  • Receive confidential and immediate payment or trade-in towards a new purchase.

Do you wish to sell items not listed here? Contact us now through the link below and we will get back to you within 24 business hours.

Contact Us

Willowbrook Location

630.455.1234 - Call or Text

Wilmette Location

847.251.5000 - Call or Text

Bella Cosa Jewelers is your trusted source to sell your fine jewelry, vintage watches, diamonds, gold, silver, and coins. With two retail locations in Willowbrook, IL and Wilmette, IL, we proudly serve Chicago, Hinsdale, La Grange, Darien, Burr Ridge, Naperville, Westmont, Downers Grove, Homer Glen, Bolingbrook, Clarendon Hills, La Grange Park, Lisle, Mokena, Naperville, Oak Brook, Romeoville, Westchester, Western Springs, Willow Springs, Woodridge, Countryside, Willowbrook, Lockport, Orland Park, Kenilworth, Winnetka, Northfield, Glenview, Evanston, North Shore, Skokie, Highland Park, Deerfield, Des Plaines, Niles, Park Ridge, Lincolnwood, Morton Grove, Northbrook, and the surrounding areas.