Specification AgeRangeDescription : Adult Brand : Ejoyous BulletPoint1 : 【Quantity & Size】: Package including 21pcs watch crystal lenses in total, with different lens diameter, from 35mm to 45mm, 1.2mm/0.05in thickness, which makes it more convenient to fit the watch frame perfectly BulletPoint2 : 【Clear Glass Lens】: The round mineral glass lens is crystal clear, highly transparent, smooth treatment, no scratches, smooth and high temperature resistance, perfectly replace the old broken glasses BulletPoint3 : 【 Material】: Flat Watch Glass Lens are made of high qualiy mineral glass material, which makes it and have high reliability, professional manufacturing, fine craftsmanship and high accuracy, provide excellent performance BulletPoint4 : 【Ideal Watch Repairing Accessory】: Professional watch crystal replacement lens, excellent DIY watch repair accessories and great for watchmaker, watch repairman to repair watches, suitable for using in home or watch repairing shops BulletPoint5 : 【Easy to Maintain】: The clear crystal glass lens is easy to clean, and only needs to be wiped clean with a soft cloth after long-term use. If you have any problem about our glass crystal lens for watches, please feel to us BulletPoint6 : Easy to Use: Choose a size slightly larger than the hole of the watch hands and press with one hand without hitting actual watch parts, giving you great control to push the hand on safely. Easily change your watch at home without scratching the watch band. CalendarType : No Calendar ClaspType : Buckle Color : Silver CompatibleDevices : Watch Department : unisex-adult ExternallyAssignedProductIdentifier : 7898964296927 ExternallyAssignedProductIdentifier1 : 762319126740 ExternallyAssignedProductIdentifier2 : 0762319126740 GpsrSafetyAttestation : 1 GradeRating : Premium IncludedComponents : Hands, cannon pinions, sweep wheels and chronograph driving wheel remover Ingredients : default ItemName : Watch Crystal Lens, 21Pcs Flat Watch Glass Lenses Round Mineral Lens Replacement Parts for Watchmaker Repair, 35‑45mm Dia. and 1.2mm Thickness ItemPackageDimensions_Height : 11.2 centimeters ItemPackageDimensions_Length : 5.5 centimeters ItemPackageDimensions_Width : 8.1 centimeters ItemPackageQuantity : 1 ItemShape : Oval ItemTypeKeyword : watch-repair-tools Lifestyle : Fashion Manufacturer : Ejoyous Material : stainless steel MetalType : Stainless Steel ModelName : 30637-2 ModelNumber : Ejoyouscuyr8t5qk0 NumberOfBands : 1 NumberOfItems : 1 NumberOfPieces : 1 PartNumber : Ejoyouscuyr8t5qk0 Pattern : Solid ProductDescription : Feature: 1. Package including 21pcs watch glass lenses in total, includes lenses with different specifications, from 35mm to 45mm. 2. With thickness of 1.2mm/0.05in, which makes it more convenient to fit the watch frame perfectly. 3. Highly transparent, smooth treatment, no scratches, smooth and high temperature resistance. 4. watch crystal lens are made of high qualiy material of mineral glass, which makes it and have high reliability. 5. Professional manufacturing, superb craftsmanship and help to provide the best performance.