anti corrosion ruby and sapphire gems

Place of Origin:Chongqing, China

Peach Red Lab-Created Sapphires Gems With Princess Cut For Rings Introduction Sapphire, which is derived from the Latin Spphins, which means blue; it belongs to the corundum group of minerals in the trigonal crystal system. In the gem world, all colors of ...

Brand Name:Diamone

Model Number:A8-005

Place of Origin:Shenzhen ,China

... & Gem 2.65-2.69 0.104 20.40% 9% * Diamond 2.42 0.044 17.20% 10% ** Ruby 1.77 0.018 7.40% 9% *** Sapphire 1.77 0.018 7.40% 9% *** Emerald 1.58 0.014 5.10% 7% * Specifications: 1. The great cutting technology ,make the fluency lines on the pear ...