Casing Cushion (70 mm) Silicon Pad with Silver Knurling

Soft cushion pad protects watch glass from breaking as well as prevent scratching of case whilst you work on it.Jumbo with plastic ring; 75mm dia for extra large watches

Rubber Washers (Packet of 100 pcs) They form a water-tight seal at the joints where the crystal, case back and crown meet. Rubber Washers (Gaskets) Round; Size: 14 to 30mm

Flat “O” Ring Rubber Washers; Size: 14 to 30mm

Sizes (mm): 0.80, 0.90, 1, 1.10, 1.20, 1.30, 1.40, 1.50, 1.60 and 1.80. 10 pcs of each size; total assortment of 100 pcs Length: 30mm; cut them to suit the width of watch bracelet.