These mini o-ring watch crown seal refills are made to be used with Japanese style crowns. Refills make it easier for the watchmaker to keep the most popular sizes on hand. These o-ring seals can save a watch when the genuine crown is no longer available, simply replace the gasket and make the crown water resistant again. These small round gaskets are made of solid tube rubber to create an airtight seal.
- Available in 17 different sizes
- Note: Diameter measured is the inside diameter of the gasket
- Made to fit Japanese style watch crowns
- Maintain airtight seal
- Made of rubber
- Mini o-rings
- Refills are available in packages of 3 pieces
Refills sold in thickness x inside diameter combinations, see chart below for dimensions.
Use drop down menu to select the size you would like to order.
*Sizes are approximate as measurements may vary slightly by gauge.