Watch Gaskets 1 Gross Assorted Bulk Extra Large O-Ring Gaskets

Current Stock:

This extra large o-ring watch case back seal assortment is a gasket kit made for watchmakers and others who work on watch case backs. These round gaskets are made of solid tube rubber to create an airtight seal that prevents water from entering the watch case. They are flexible enough to fit not only round watch case backs but, square, rectangle and other fancy shaped case backs. As this assortment includes gaskets of various sizes, you should definitely be able to find a correct match for the gasket you need to replace. These gaskets are made to fit the extra large watches that are popular today.

  • Kit has a total of 144 pieces
  • Consists of an assortment of different large sized gaskets from 38.0mm to 50.0mm
  • Contains a variety of thicknesses from .50mm to 1.0mm
  • **Note** Gaskets are NOT marked by size
  • O-rings fit a variety of watch case backs from round to square
  • Maintain airtight seal
  • Solid tube o-ring gaskets
  • Made of rubber