Introduction:
This Is A Set Of 750Pcs New O-rings Gaskets For Watch Repair. Make Your Watch No Water.

Features:
1.High Grade Rubber， Durable.
2.With Flexibility， Can Perfect Fit With Your Watch.
3.12-30mm Different Sizes， Can Meet You Different Need.

Specification:
Color:Black
Size:12mm 13mm 14mm 15mm 16mm 17mm 18mm 19mm 20mm 21mm 22mm 23mm 24mm 25mm 26mm 27mm 28mm 29mm 30mm
DIA: 0.5MM
Package Size:19.9 x 13.9cm

Package Include:
950 PCS Watch Back Gasket