eBay Jewelry on Sale

eBay's Anniversary Sale features deals on pre-owned Tiffany & Co. rings, necklaces, bracelets, and earrings in 18K gold, platinum, and sterling silver, with several pieces already marked down from their original listing prices. Even better, use promo code "AUTHENTICITY" to get an extra 15% off your order. Items carrying eBay's Authenticity Guarantee are inspected by GIA gemologists, who verify metal purity and gemstone quality before the piece ships. The extra 15% discount has no minimum purchase, caps at $500 off, and can be applied twice before it expires September 15. Shop Now at eBay

Liberty Coin's eBay store covers a wide range of gold, silver, and platinum bullion, from American Gold Eagle and Krugerrand coins to gold bars from mints like PAMP Suisse and Valcambi Suisse. Using promo code "LIBERTY5" saves $5 for every 2 items purchased, up to $1,000 off, while code "LIBERTYCOIN10" takes an extra $10 off orders of 2 or more items. You can shop coins and bullion for all budgets, from a $160 1-gram gold bar to 1-oz. gold coins and bars priced near $4,700, along with a $2,001 platinum bar and a $698 10 oz. silver bar. Coupon ends January 30. Shop Now at eBay