Sell Your Coins, Jewelry, Watches, & Paper Currency

We Buy, Sell & Offer Consignment Services

Gold • Silver • Jewelry • Coins

Nobody Pays More!

At KNJ, we specialize in buying, selling, and consigning gold, silver, fine jewelry, coins, watches, and luxury valuables. Every transaction is handled with discretion, transparency, and security. Our goal is simple: offer top value and an exceptional customer experience—every time.

We provide competitive purchase offers and professional consignment services for a wide range of fine jewelry, diamonds, and luxury watches, including:

  • Antique and estate jewelry

  • Designer and branded pieces such as Cartier and Van Cleef & Arpels

  • Loose diamonds or diamonds set in rings, earrings, necklaces, and bracelets

📞 Call (571) 5827-6060 before selling for our most generous offers.

Buyers, Sellers & Consignment Services

We proudly serve buyers and sellers of:

  • Fine jewelry and diamonds

  • Scrap gold and silver

  • U.S. rare coins and paper currency

  • Gold & Silver Eagles, Silver Dollars, and bullion

By Appointment Only
📧 contact@coinsandsilver.com

Why We’re the Best Place to Sell Jewelry

Our team consists of highly trained jewelry and diamond experts with years of industry experience. We evaluate your valuables accurately and efficiently, ensuring you receive top dollar and immediate cash offers.

  • Free, no-obligation evaluations

  • Most items are evaluated within one hour

  • Estate, antique, broken, and pre-owned jewelry welcome

If you’re searching for the best place to sell pre-owned jewelry or want to understand the true value of your luxury items, trust the local experts at KNJ.

What We Buy

Precious Metals

  • Gold, Silver, Platinum, Palladium

  • Gold & Silver Coins

  • Bullion & Silver Bars

  • Scrap Precious Metals

Jewelry

  • Jewelry in any precious metal, any condition, any amount

  • Rings, bracelets, earrings, pendants

  • Designer jewelry (Tiffany, Cartier, David Yurman, and more)

  • Emeralds, sapphires, rubies, and most precious gemstones

  • All karats accepted: 10kt, 14kt, 18kt, 22kt, 24kt

Watches

  • Rolex

  • Patek Philippe

  • Cartier

  • Omega

  • Tag Heuer

  • All other fine makes and models

Loose or Mounted Diamonds

  • Any size, almost any condition

  • All shapes accepted (Round, Asscher, Princess, Radiant, and more)

  • Certified or non-certified

  • Minor chips or damage accepted

Designer Handbags

  • Louis Vuitton

  • Chanel

  • Gucci

  • Prada

  • Celine

  • YSL

* Condition and age are important
** Original boxes and paperwork increase value

📞 Call (571) 582-6060 to schedule your appointment today!