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ruby synthetic gem stone
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Colorful sapphire crystal lens for watch case /watch lens synthetic ruby colored sapphire lens blue yellow green sapphire crystal ruby glass plate ...
2025-05-13 05:29:49
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Colorful sapphire crystal lens for watch case /watch lens synthetic ruby colored sapphire lens blue yellow green sapphire crystal ruby glass plate ...
2025-05-13 05:29:51
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Colorful sapphire crystal lens for watch case /watch lens synthetic ruby colored sapphire lens blue yellow green sapphire crystal ruby glass plate ...
2025-05-13 05:29:56
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Colorful sapphire crystal lens for watch case /watch lens synthetic ruby colored sapphire lens blue yellow green sapphire crystal ruby glass plate ...
2025-05-13 05:29:51
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Colorful sapphire crystal lens for watch case /watch lens synthetic ruby colored sapphire lens blue yellow green sapphire crystal ruby glass plate ...
2025-05-13 05:29:43
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customized ruby sapphire polished rod ingot Ky growth method Highly frequency Ti+ doped (Titanium doped)sapphire single crstal used in laser/Ti Al2O3 ...
2025-07-26 00:07:39
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Cr3+ doping ruby sapphire crystal for watch glass optical winows laser OR Highly frequency Ti+ doped (Titanium doped)sapphire single crstal used in ...
2025-05-13 05:29:52
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Small diameter sapphire ruby balls for alves, pumps, and watches high hardness Ball Bearings Product abstract This study investigates the application ...
2025-05-13 05:29:36
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high temperature pressure temperature abrasion resistance sapphie step optical lens hardness 9.0 sapphire bearing for rolling bearing components/Round...
2025-07-26 00:07:38
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...Synthetic color gemstone sapphire raw stone sky blue Mohs hardness 9 for craft jewelry Support customization 2.Product application ① Jewelry: Rings...
2025-07-26 00:07:39
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