This flat watch case back seal assortment is a gasket kit for watchmakers and others who work on watch case backs. These flat round gaskets are made of solid rubber to create an airtight seal that prevents water from entering the watch case. The assortment contains different sizes to fit into many different channels on watch cases and over many different sizes of watch backs. As this assortment includes gaskets of various sizes you are likely to find the size gasket that you need to replace.
Note: Gaskets are NOT marked by size
- Total of 144 pieces
- Assortment of different sized gaskets
- Flat gaskets fit a variety of watch case backs and channels in watch cases
- Maintain airtight seal
- Flat gaskets
- Made of rubber