Natural Untreated Loose Gemstones

Blue (1/3)

  • Rare Platinum Ring 13.71ct. Natural Ceylon Untreated Blue Sapphire
  • Natural Untreated Grayish Blue Star Sapphire, 7.01ct. (s2206)
  • Natural Untreated Blue Sapphire, 4.50ct. (b6200)
  • Natural Untreated Steel Blue Sapphire, 5.91ct. (u3673)
  • Natural Untreated Blue Sapphire, 8.35ct. (b5898)
  • 1.16ct 7.6x5.6mm Oval Natural Unheated Untreated Blue Sapphire, Ceylon
  • 9x7 Oval Cut Greenish Blue Montana Sapphire Natural Untreated Gem 2.67 Cts
  • 4.32c Ultra Rare Natural Untreated Blue Richterite Gemstone Wessels Mine Africa
  • Natural Unheated Untreated Burma Blue Sapphire Oval Cabochon Transparents 2.29ct
  • 280.75 Ct Natural Violet Blue Tanzanite Agsl Certified Untreated Facet Rough
  • Natural Ceylon Blue Sapphire 0.56ct Untreated Sri Lanka Cushion Cut Gem Rare
  • 1.50 Ct Loose Natural Light Blue Spinel Untreated Vvs Oval Step Cut From Ceylon
  • Rare Platinum Ring 13.71ct. Natural Ceylon Untreated Blue Sapphire
  • Natural Loose Blue Purple Ceylon Sapphire 0.86ct Untreated Igi Blister Certified
  • Natural Untreated Blue Sapphire, 7.30ct. (b5892)
  • Ceylon Deep Royal Blue Sapphire 2.53 Ct. (00364) Unheated / Untreated
  • Natural Sapphire Loose Gem 2.70 Ct Blue Round Brilliant Cut Untreated Ceylon
  • Igi Certified Kashmir Sapphire Blue Untreated 1.71ct Natural Loose Gemstones
  • Finest Natural Blue Sapphire Gemstones At Gemstoneuniverse
  • Natural Untreated Blue Star Sapphire, 14.08ct. (s2186)
  • Natural Untreated Blue Sapphire, 6.29ct. (b5271)
  • 4.55ct 11.8x9mm Pear Natural Unheated Untreated Blue Sapphire, Madagascar
  • 1 To 10 Kg Lot Natural Untreated High Quality Rough Deep Blue Opal Free Shipping
  • Certified 1.74 Ct Natural Unheated Untreated Blue Sapphire Vs Sri Lanka
  • 1.00ct. Unheated, Untreated Oval100%natural Royal Blue Sapphire Gemstone Nice
  • 7.51 Ct / Amazing Untreated Intense Blue Aquamarine Gcs London Certified
  • 1362 Ct Natural Untreated Blue Shine Rainbow Moonstone Cabochon Loose Gems Lot
  • Precious 7.10 Ct Natural Ethiopian Solid Blue Fire Opal Untreated Certified Gem
  • Natural Untreated Ceylon Blue Sapphire 0.51ct Round Diamond Cut Rare
  • Rare Bi-color Blue Grean Teal Tourmaline Ombre Gem Brazil Natural Untreated T137
  • Etherial Blue Purple Star Sapphire 6.2ct Natural Untreated Ceylon
  • 0.78ct 5.4mm Round Natural Unheated Untreated Blue Sapphire, Ceylon
  • 2.35 Ct Blue Sapphire 100% Natural Unheated Untreated Ceyloni Certified Gemstone
  • 13.50 Ct Top Natural Untreated Aqua Blue Aquamarine Oval Faceted Gem For Ring
  • Oval Shape Blue Sapphire Natural Corundum Loose Stones
  • 3.43ct 9.7x7.8mm Oval Natural Unheated Untreated Blue Sapphire, Madagascar