2pcs Thickness Diameter Flat Watch Crystal Mineral Glass Replacement Parts Round Mechanical Watch Glass Lens Repair Tool

Round Watch Glass Crystal 15~45mm Smart Watch Replacement Glass Lens Flat Mirror Watch-glass Watchmaker Watch Repair ToolWatch glass thickness : about 1.0mm. Brand new replacement watch crystal glass. Package included: 2x watch crystals.available diameter size: 15mm,15.5mm,16,16.5,17,17.5,18,18.5,19,19.5,20,20.5,21,21.5,22,22.5,23,23.5,24,24.5,25,25.5,26,26.5,27,27.5,28,28.5,29,29.5,30,30.5,31,31.5,32,32.5,33,33.5,34,34.5,35,35.5,36,36.5,37,37.5,38,38.5,39,39.5,40,40.5,41,41.5,42,42.5,43,43.5,44,44.5,45mm.