2M+ REVIEWS | 1000+ NEW GEMS DAILY |
Opal Auctions Opals Gem Rock Auctions Gemstones Jewelry Auctioned Jewelry Coins Auctioned Coins
Gem Rock Auctions
Register Login
No Reserve
Gemrock Auctions No Reserve Gemstones Opal Auctions No Reserve Opals Jewelry Auctions No Reserve Jewelry Coin Auctions No Reserve Coins
No Reserve Gem Auctions Sapphire Tourmaline Colored Diamonds
Stores
All Stores
Learn
Gemstone Encyclopedia August's Birthstones: The Dual Delights of Peridot & Spinel Hackmanite Gemstone: Properties, Meanings, Value & More July Birthstone: The Allure, Mystique & Glamour of the Ruby Ruby Gemstone: History, Uses, Properties & More June Birthstones: Pearl, Alexandrite & Moonstone Alexandrite Stone: Meaning, History, Properties, and Value May Birthstone: A Complete Guide to the Emerald Birthstone Emerald Gemstone: Value, History, Meanings and More April Birthstone: A Complete Guide + 4 Alternative Stones Diamond Gemstones: History, Meaning, Value & More
  • Princess Brilliant Cut Earth Mined Diamonds 3PCS / 0.36CTS
  • Princess Brilliant Cut Earth Mined Diamonds 3PCS / 0.49CTS
  • Stunning 6.30 CRTs Natural Aquamarine Gemstone.
  • 2.185 CTS SAPPHIRE BLUE 100% NATURAL UNHEATED MADAGASCAR MINE
  • 1.65 Crt Spinel Gray Blue 100% Natural Unheated mine Sri Lanka
  • Top Quality 1.20 Ct Brilliant Vivid Green Color Natural Emerald
  • Special Listing Anton Volgger 3.65 CTs Natural Pink Tourmaline Gemstone
  • Malaia Garnet 7.86 ct aka Malaya Garnet Color Shift Untreated Umba Valley
  • **No Reserve** 5.50tcw. Natural Ruby Parcel
  • 14.6ct/7pcs/Vietnam Natural Blue Aquamarine Rough Crystal
  • 28.4cts/10pcs/Vietnam Natural Octahedron Hot Pink Color Spinel Crystals
  • 6.56ct Natural Blue Sapphire Oval Cut Lot VB5120
  • 6.5x6 mm Oval 1 piece 2.52 cts Blue Zircon [VVS]
  • 1.17 Cts Top Grade Natural Lustrous Beautiful Blue Tanzanite
  • 1.03 Cts Unheated Natural Bluish Green Sapphire Fine Luster Madagascar
  • 1.24 Cts Top Grade Unheated Natural Lustrous Mulberry Spinel Mozambique
  • 1.14 Cts Fine Grade Natural Unheated Greenish Blue Sapphire Madagascar
  • 1.47 Cts Burma Unheated Fine Quality Natural Lavender Grey Spinel
  • 1.44 Cts Certified Sri Lanka Fine Quality Natural Rare Pink Purple Sapphire
  • World Class Fire Imperial Zircon: 1.70 Ct White Zircon From Combodia

WE COULDN'T HAVE DONE IT WITHOUT OUR VERIFIED SELLERS

Wayne, Estela and the Team are so proud of the impressive milestones Gem Rock Auctions has reached over the years.
The truth is nothing would have been possible without our Verified Sellers.
We are so grateful for their unwavering dedication, loyalty and continuing hard work.

Thank you to our amazing Verified Sellers for playing their part in this incredible achievement of selling 2 Million items.

OUR FAVORITE GEMSTONES

Throughout the last 20 years we have witnessed the sale of some breathtaking gemstones on Gem Rock Auctions.
Here are just a few of our favorites.

HEAR FROM SOME OF OUR VERIFIED SELLERS