The item for sale is a brand new, aftermarket replacement, genuine, scratch resistant, dome sapphire crystal with gasket. It is the same quality as the original Omega Seamaster 2254.50 , 2255.80.00, 2535.80, 2541.80, 233.30.41.21, 2221.80.00 and will fit James Bond series or The 41mm case. This sapphire crystal is with an A/R anti-reflective coating. It is the same quality and thickness as the original. This is a top quality sapphire crystal and is made to exact specifications and size as the original. This crystal has no lens effect. Most of the cheaper ones have a very bad lens effect. This sapphire crystal will fit The watch just like the original and The watch will be waterproof. The crystal is 30.45mm. Its will fit case numbers: 168.1503, 168.1603, 168.1613, 168.1623, 168.1633, 168.1640, 175.0514, 178.0504, 178.0514, 196.1503, 196.1504, 196.1523, 368.1503, 396.1503 and others. This sapphire crystal comes with pressure resistant swiss nylon gasket made just like the original. This sapphire crystal is scratch proof. It will fit The watch and The watch will be waterproof. We carry other model and sizes of sapphire crystals for Omega and other brand and they are listed in our store for you to purchase. You will receive one sapphire crystal with gasket. ALL BUYER :PLEASE READ DESCRIPTION OF THE ITEM IS SUITABLE FOR The WATCH BEFORE MAKING The PURCHASE TO AVOID RETURN/EXCHANGE. If there is a problem with item you receive, please contact us and wait for our email and we will reply back with in 48 hours and we should be able to resolve the problem. All Customers Please Read The Following Before Purchasing: . .