Watch Crown Watch Head Waterproof Ring O‑Ring Waterproof Seals Watch Repair Tools

About this item

• Feature: 1. Superior sealing waterproof. A variety of specifications to choose from. 2. Suitable for different sizes of watches, can be used in a variety of parts of the watch. 3. Rubber gasket set, mounted on the back cover or watch crown, prevents water from entering the watch. 4. Suitable for watchmakers and watch repairing workers to use. 5. Made of quality rubber material, good sealing effect and high elastic. Specification: Condition: 100percent Brand New Item Type: Watch Crown O?Ring Material: Rubber O Ring (Unit MM) Thickness: 0.6 Diameter: 12mm / 0.47in, 13mm / 0.51in, 14mm / 0.55in, 15mm / 0.59in, 16mm / 0.63in, 17mm / 0.67in, 18mm / 0.71in, 19mm / 0.75in, 20mm / 0.79in, 21mm / 0.83in, 22mm / 0.87in, 23mm / 0.91in, 24mm / 0.94in, 25mm / 0.98in, 26mm / 1.02in, 27mm / 1.06in, 28mm / 1.1in, 29mm / 1.14in, 30mm / 1.18in Watch Crown Waterproof Seals (MM) Inner Diameter x Outer Diameter x Thickness: 1.4 x 0.6 x 0.4 1.5 x 0.6 x 0.7 1.6 x 0.6 x 0.5 1.7 x 0.7 x 0.5 1.8 x 0.8 x 0.5 1.9 x 0.8 x 0.7 2.4 x 1.4 x 0.5 2.8 x 1.75 x 0.53 3.2 x 1.8 x 0.7 3.6 x 1.7 x 0.8. Package List: 950 x O-Ring 100 x Watch Crown Waterproof Seals