Pro watch large gaskets silicon o ring by size case back sealing washers 35 - 43

Professional quality watch silicon gaskets by size for case sealing. High quality and suitable for more valuable watches.

We have these from 15mm to 45mm. Our measurements are inside edges so outside diameter is 1mm more, they are 0.5mm thick. 

We sell silicon grease that you can use with these gaskets if required, helps seal and makes gaskets last longer.

We sell a range of great value tools and parts for watch, clock and Jewellery craft. Please see in shop.

Please buy with confidence if you are not happy we offer a full 60 day refund for any reason.