Watch 1 Box Quartz Crystal Rubber Waterproof O Ring Gasket for Watch Repair Parts 0.8mm 1.0mm

【Voltage Compatibility】 When using electrical appliances, please note that they are designed for Japanese voltage specifications (90-110V), so if you use them with a different voltage, it may cause a malfunction. 【Plug Type】 Our products use Japanese plug types (A or B type). Please use a conversion adapter if necessary. 【Important Note on Transformers and Adapters】 A transformer adjusts voltage to match your device’s requirements. A conversion adapter only changes the plug shape and does not adjust voltage. Using only a conversion adapter without a transformer may result in damage to the product. 【Liability】 We are not responsible for malfunctions or damages caused by improper use, such as operating the product without a transformer. Made of high quality materials, it is durable. Ideal as a replacement part for old or damaged ones. Thickness: Suitable for 0.8mm, 1.0mm thick watch crystal glass. 98 waterproof O-rings packed in a sturdy and convenient plastic box. 49 sizes, 2 pieces of each size, total 98 pieces It can be used as a spare part to facilitate replacement of watch accessories. Made of high quality material, durable. Perfect replacement part when it gets old or broken. Thickness: Suitable for 0.8mm, 1.0mm thick watch crystal glass. 98 pieces waterproof O-rings packed in a sturdy and convenient plastic box. 49 sizes, 2 pieces each size, total 98 pieces Can be used as spare parts to facilitate replacement of watch accessories. Specification Material: High quality rubber Thickness: 0.8mm Use with: 1.0mm thick watch crystal glass Quantity: 49 sizes, 2 pieces each size, total 98 pieces Diameter (Outer diameter x inner diameter) Unit: mm 16.7 x 16.0 21.7 x 21.0 26.7 x 26.0 31.7 x 31.0 36.7 x 36.0 17.2 x 16.5 22.2 x 21.5 27.2 x 26.5 32.2 x 31.5 37.2 x 36.5 17.7 x 17.0 22.7 x 22.0 27.7 x 27.0 32.7 x 32.0 37.7 x 37.0 18.2 x 17.5 23.2 x 22.5 28.2 x 27.5 33.2 x 32.5 38.2 x 37.518.7 x 18.0 23.7 x 23.0 28.7 x 28.0 33.7 x 33.0 38.7 x 38.019.2 x 18.5 24.2 x 23.5 29.2 x 28.5 34.2 x 33.5 39.2 x 38.519.7 x 19.0 24.7 x 24.0 29.7 x 29.0 34.7 x 34.0 39.7 x 39.020.2 x 19.5 25.2 x 24.5 30.2 x 29.5 35.2 x 34.5 40.2 x 39.520.7 x 20.0 25.7 x 25.0 30.7 x 30.0 35.7 x 35.0 40.7 x 40.021.2 x 20.5 26.2 x 25.5 31.2 x 30.5 36.2 x 35.5 Package Included: 1 Set Waterproof O-Ring