Products Introduction Material:Sapphire glass Type:With date(With lens)3 o 'clock With lens Color:Transparent (NO AR coating) Process:Chamfering, lamination, grooving, etc Package Include:1 x Sapphire Glass + 1x gasket Feature: The plane and date window are made of sapphire glass High hardness, just next to diamond Highly clear Smooth edge treatment, no scratches The surface is smooth High temperature resistant, scratch-proof, wear-resistant Note : 1.Please allow 0.01-0.2 mm error due to manual measurement. 2.The color may be slightly different due to different display methods. Please understand. Note:Please avoid violent impact Suitable for Rolex watches , are genuine quality Sapphire glass but these are not made by Rolex themselves.There are NO trade marks on this product. It is purely designed as a replacement part and NOT a copy.