2-1/8 Inch (55 mm) Quartz Clock Insert, Zinc-alloy Metal Case, Arabic Numeral, White Face (Silver)

Useful rubber gasket accessory: there is a rubber gasket which is useful to securely keep the insert in place Design: Arabic numerals on white face, clear glass lens, silver colored bezel trim Long life battery: the quartz clock insert is built-in long life battery which can be applied for about 2 years; Simple and convenient, you don't need to buy a battery specially Measurement: overall diameter is 2-1/8 inch (55 mm); Mounting depth: 1/4 inch (6 mm); Fit round hole diameter: 1.97 inch (50 mm), please check the measurement before buying Application: the Japanese PC 21 clock movement fits for many popular glass and craft clocks, good for craft projects; please check your clock size first