Gia Certified Natural

Gemstone Shape > Cushion (1/2)

  • 3.33ct Gia Certified Blue Green Thai Sapphire Untreated Cushion Cut 10.7x7mm
  • Tsavorite Gia Certified Garnet Gemstone Green Rare Natural Stone 4.70ct Cushion
  • V High Quality. 72 Cts Muzo Mine Gia Certified Natural Colombian Emerald Cushion
  • Gia Certified 0.75ct Untreated Vivid Yellow Sapphire Cushion Cut Gem 5.9x4.1mm
  • Gia Certified 1.82ct Loose Vivid Unheated Natural Lavender-pink Spinel Gemstone
  • 10.89 Ct Gia Certified Aaaaa+ Natural D Block Tanzanite Blue Violet Cushion Cut
  • 5.08ct Gia Certified Ceylon Sapphire Cushion Shape Loose Natural 5 Carat Blue
  • Gubelin, Gia, Grs & Agl Certified Kashmir Sapphire 7.73 Ct. Unheated Royal Blue
  • Gia Certified Kashmir Blue Sapphire 6.72 Ct. Natural Unheated Twilight Blue Rare
  • Gia Certified 1.46ct Bi Colour Sapphire Blue Yellow Untreated Cushion Cut Gem
  • Padparadscha Sapphire Gia Certified Gemstone Natural Padparadscha 10.58 Carats
  • Gia Certified 5.28 Ct Natural Blue Sapphire Heated Cushion Shape Loose Gemstone
  • Certified 1.26ct Natural Teal Sapphire Vvs Clarity Australian Brilliant Cushion
  • Gia Certified Unheated Natural 2.2 Carat Cushion Cut Winza Ruby
  • Untreated Parti Colour Sapphire 1.26ct Gia Certified Cushion Cut No Heat Gem
  • Certified 1.89ct Natural Ceylon Blue Sapphire Sri Lanka Cushion 8.8x5.5 Mm
  • 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