Features:
High quality rubber material, wear-resistant and corrosion resistant, durable.
This is a rubber o-ring round watch gasket that keep your watch water resistant.
Excellent replacements for many of the popular brand watches and non brand watches.
This is excellent for most watches, especially if you are doing watch battery replacement.
Gaskets will stretch a couple of millimeters and will also work on watches of shapes other than round.

Specification:
Condition: 100% Brand New
Material: Rubber
Color: Black
Thickness: 0.5mm/0.6mm/0.7mm(optional)
Quantity: 950Pcs, 750Pcs (optional)
50Pcs for Each Size: 12mm, 13mm, 14mm, 15mm, 16mm, 17mm, 18mm, 19mm, 20mm, 21mm, 22mm, 23mm, 24mm, 25mm, 26mm, 27mm, 28mm, 29mm, 30mm.
Package Weight: Approx. 34g~42g

Package Included:
1 x Pack of 950/750Pcs O-Ring Rubber Seal