Cov khoom siv kho qhov muag
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Sapphire Rods Muaj Daim Ntawv Thov sapphire raj Kev cai loj EFG txoj kev
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Irregular Customized Sapphire Qws ntev 100mm dia 5 hli rau Kev Siv Khoom Siv
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Pob tshab xim sapphire dial nrog scale tsim tau customized
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Sapphire puag ncig pob tshab rau watches iav nrog lub voj voog thiab square qhov
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Sapphire dome pob tshab High hardness 9.0 tiv taus hnav thiab siab siab
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200kg C-plane Saphire boule 99.999% 99.999% monocrystaline KY txoj kev
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99.999% Al2O3 sapphire boule monocrystal pob tshab khoom
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Ruby npas siab hardness 9.0 ntawm 0.30MM txog 5.0MM sapphire bearing
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EFG pob tshab sapphire tube loj txheej txoj kab uas hla High kub thiab siab tsis kam
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Pob tshab Sapphire saib rooj plaub kev kho kom haum txais lwm cov xim ruby xiav
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Pob tshab Custom Sapphire Watchcase: Fashionable, Customizable nrog Pob Zeb Diamond Hardness Mohs 9
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High hardness translucent sapphire ib leeg siv lead ua raj