What types of Rolex watch crystals are there ?

There are two types of crystals used by Rolex.

  • Acrylic –  Rolex used Acrylic to the 70’s / 80’s depending on the model, these crystals can scratch but are easy to polish or replace.
  • Sapphire – Rolex’s first sapphire crystal appeared  in the  70’s for some models, step by step all models did get Sapphire crystals. These crystals are scratch resistant and are difficult to be scratched by any material except diamond and minerals with a hardness rating of 10.
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