This is not a factory Rolex part. “Clark” Sapphire watch crystals are a very high quality made crystal. This is the newest addition to the “CLARK” line of sapphire crystals and products. This crystal has that thing at the bottom of the crystal, at 6:00.
Glass Sapphire Crystal Rolex Cyclop EXPLORER II 216570,226570 Swiss made
Aftermarket glass sapphire replacement cyclopWill fit model 216570,226570Swiss Made Quality ProductHigh quality item for RolexPlease be aware price for 1 crystal