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Custom Synthetic Ruby and Blue sapphire glass By CZ method

color doped sapphire
August 02, 2022
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Quality Synthetic Ruby from China.
http://www.galliumnitridewafer.com/china-custom_design_synthetic_ruby_sapphire_glass_9_0_hardness_for_wrist_watch_lens-10381392.html
SHANGHAI FAMOUS TRADE CO.,LTD quality manufacturer from China.
Welcome to visit our official website : http://www.galliumnitridewafer.com and contact with us by: Eric_wang@zmsh-materials.com