HongKong Bright Sapphire Co., Limited

Round & flat sapphire crystal with embedded cyclops., these crystals are widely used for watch surface. Usually our tolerance for this model is +/-0.0

Box shape sapphire crystal, these crystals are widely used for watch surface. Usually our tolerance for this model is +/-0.03mm for diameter, +/-0.05

Double spherical shapesapphire crystal, these crystals are widely used for watch surface. Usually our tolerance for this model is +/-0.02mm for diamet

Curved shape sapphire crystal with silver printing, these crystals are widely used for watch surface. Usually our tolerance for this model is +/-0.02m

Special magnifiersapphire crystal, these crystals are widely used for watch surface. Usually our tolerance for this model is +/-0.02mm for diameter, +

Sapphire bezel, these crystals are widely used for watch case. Usually our tolerance for this model is +/-0.03mm for diameter, +/-0.05mm for thickness

Diamond face sapphire crystal, these crystals are widely used for watch surface. Usually our tolerance for this model is +/-0.02mm for diameter, +/-0.

Watch case back crystal, these crystals are widely used for watch case back. Usually our tolerance for this model is +/-0.03mm for diameter, +/-0.05mm

sapphire window , these crystals are widely used for watch case surface. Usually our tolerance for this model is +/-0.04mm for diameter, +/-0.06mm for

Sapphire glass with MultiSurface polish, these crystals are widely used for watch case surface. Usually our tolerance for this model is +/-0.02mm for

Sapphire glass withpurple coating, these crystals are widely used for watch case surface. Usually our tolerance for this model is +/-0.03mm for diamet

Sapphire dial with holes and scale printing, these crystals are widely used for watch dials. Usually our tolerance for this model is +/-0.03mm for dia

Sapphire bezel with scale printing,these crystals are widely used for watch cases. Usually our tolerance for this model is +/-0.03mm for diameter, +/-

Mobile phone glass, these crystals are widely used for mobile phone surface. Usually our tolerance for this model is +/-0.03mm for diameter, +/-0.05mm

Sapphire glass with cyclops and without cyclops , these crystals are widely used for Rolex watch surface. Usually our tolerance for this model is +/-0