And Sell Used Jewelry | Buy

Original receipts, GIA/IGI diamond certificates, and brand-name packaging (like Tiffany & Co. or Cartier ) can significantly boost resale value.

Never accept the first offer. Visit at least two or three reputable dealers or check "Sold" listings on eBay for real-time market data. 3. Tips for Buyers: Authenticity and Deals buy and sell used jewelry

Check for hallmarks (stamps) like "14K" or "925" to confirm metal content. GIA/IGI diamond certificates

Often found on insurance documents, this reflects the cost to buy a new equivalent at a retail store. buy and sell used jewelry