Natural Untreated Loose Gemstones

Treatment > Not Enhanced (1/3)

  • 4.32c Ultra Rare Natural Untreated Blue Richterite Gemstone Wessels Mine Africa
  • 4-6mm 74+ Ct/250 Pcs Natural Tourmaline Aaa Finest Quality Untreated Gemstone
  • Ceylon Deep Royal Blue Sapphire 2.53 Ct. (00364) Unheated / Untreated
  • 2 Rare Unheated Yellow Sapphire Gems Ceylon Diamond Cut Natural Untreated Pair
  • 1.24ct Vs Stunning Untreated Unheated Natural Single Source Spanish Sphalerite
  • Certified 100300 Ct/20 Kilo Super Huge Natural Leopard Untreated Sapphire Gem
  • 2.65 Ct. Unheated Untreated Natural Oval 79 Mm. Tanga Mine Tanzania Sapphire Gem
  • 2.10ct Stunning Rare Untreated Natural Bluish To Purple Change Tanzania Spinel
  • Magnificent Natural Untreated Watermelon Tourmaline Slice 5.58 Cts
  • Rare Bi-color Blue Grean Teal Tourmaline Ombre Gem Brazil Natural Untreated T137
  • 1.49ct Top 10 Rarest Gem Untreated Translucent Xx Rare Faceted Se Asian Painite
  • 2 Rare Green Tsavorite Garnet Gems Kenya Gemstone Natural Untreated Marquise Z44
  • Rare Fancy Heart Cut Purple Spinel Gem Tunduru Tanzania Natural Untreated
  • Wow! Natural Untreated Bi Color 5135ct1 Kilo+sapphire Museum Grade Rectangle
  • Usa Red Beryl 0.72ct Rare Gem Utah Natural Untreated Collector Stone Free Ship
  • 1.50-carat Natural & Untreated Trapiche Emerald, Muzo Mines, Colombia
  • Sugilite Gel Cabochon Untreated Natural Gemstone Sugilith Edelstein 3.90 Ct
  • 4 Natural Sleeping Beauty Turquoise Untreated Rare Unbroken Nuggets Arizona Usa
  • 8.49 Cts Huge Rare Natural Untreated Italian Fire Red Coral Cabochon Gem
  • 1.88ct Rare Untreated Natural Pink Red Mozambique Ruby
  • 4.86-carat Intense Red Star Ruby (natural & Untreated)
  • 6.90ct Stunning Natural Untreated Rare Collector Gem Champagne Asian Petalite
  • 37.43 Cts Huge Rare Natural Untreated Italian Fire Red Coral Cabochon Gem
  • Rare Unheated Aquamarine Gem Natural Blue Brazil Gemstone Untreated Checker Cush
  • Natural Untreated Arizona Sleeping Beauty Turquoise Beads Strand 231ct 21
  • 1.25ct Stunning Untreated Rare Mint Green Russian Andradite Demantoid Garnet
  • Sugilite Gel Cabochon Pair Untreated Gemstone Aaa Sugilith Edelstein Paar 3.10ct
  • Rare Purple Spinel Gem Burma Custom Octagon Cut Untreated Natural 1.79ct Burmese
  • 2.60ctw Vs Rare Stunning Natural Untreated Green Purple Blue 3pc Tanzanite Suite
  • Very Rare Phenakite Gem Abalovato Madagascar Natural Gemstone Untreated Pear Cut
  • Sugilite Gel Cabochon Untreated Natural Gemstone Sugilith Edelstein 3 Ct
  • 2.05 Ct Lilly Mine Blue Green Gem Silica Chrysocolla Trillion 8.5 Mm Untreated
  • 1.05ct Top 10 Rarest Gem Untreated Translucent Xx Rare Faceted Se Asian Painite
  • 2.13ct Vs Stunning Natural Untreated Green Purple Blue Multi Color Tanzanite
  • Unheated / Untreated Natural Vivid Blue Ceylon Sapphire 1.85 Ct. (00311)
  • Very Rare Violet Blue Tourmaline Gem Mozambique Gemstone Natural Untreated 1.8ct