Gia Certified Natural

Gemstone Shape > Cushion

  • Gia Certified 6.41 Ct Natural Blue Sapphire Heated Cushion Shape Loose Gemstone
  • 3.33 Ct Gia Certified Natural Serendibite! Collector Grade Rare Gemstone
  • 3.44 Ct Gia Certified Natural Serendibite! Collector Grade Rare Gemstone
  • Gia Certified 3.57ct Natural Blue-green Aquamarine Cushion Loose Gemstone See Vd
  • 31.38ct Gia Certified Cushion Cut 100% Natural Neon Green Paraiba Tourmaline
  • Natural Turkish Diaspore 14.49ct, 22.33×9.83mm! Gia Certified! If -aka Csarite
  • Gia Certified Top Quality Color Change Diaspore Gemstone, 100%natural 80.3 Crt If
  • 3.44 Ct Gia Certified Natural Serendibite! Collector Grade Rare Gemstone
  • Gia Certified 1.12ct Parti Colour Australian Sapphire Blue Untreated Cushion Cut
  • 5.86 Ct Gia Certified Aaaaa Natural D Block Tanzanite Blue Violet Cushion Cut
  • 1.20ct Gia Certified Australia Sapphire No Heat Green Yellow Antique Cushion Cut
  • Gia Certified Sri Lanka Blue Sapphire 5.21 Cts Natural Untreated Intense Blue
  • Gia Certified No Heat 1.74 Ct Natural Red Spinel Cushion Shape Loose Gemstone
  • 3.47ct Natural Cushion Step Cut Blue Kyanite Gia Certified Loose Gemstone
  • Gia Certified 1.22 Ct Natural Red Spinel Unheated Cushion Shape Loose Gemstone
  • 8.21 Ct Gia Certified Aaaaa Natural D Block Tanzanite Blue Violet Cushion Cut