0.5mm and 0.6mm Gaskets, O rings, Watch Seals, Washers, Seals in a range of 12mm - 30mm diameter sizes to choose from. 

Can be used for a variety of purposes - not just watches. Pick what you need and take advantage of the free postage (UK buyers) and multi buy discount!

A gasket, also known as an O-ring or washer, seals the gap between two surfaces. In most cases they are made of rubber and are available in a variety of sizes and shapes depending on their purpose.

For use in watches, gaskets / O rings protect your watch from water penetration and offer added resistance to acid, heat, cold and other chemicals.