38mm/30.5mm Black Bezel Orange Graduation Ceramic Watch Bezel Insert Watch PartsSpecifications: Ring diameter Outer diameter 38mm Inner diameter 30. 5mm Material: Ceramic Package Include: 1 x Watch Bezel Note: Due to lighting effect, monitor's brightness, manual measurement, etc., there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand! Thank you

Size {unit: mm) : big sizes

270 pieces per box/per set

Super fine points for hairsprings

Assortment of 6 5-sided cutting broaches with plastic handle

Inner diameter 30

Types: Types: Magnifier Mirror

precision instrumentsfactories

VD55C Quartz Movement

Size : Height 20

inspection and sorting

10pcs Watch Winding Stems for Miyota OS10 OS20 OS60 Movement Watch Stems

Vibration Frequency: 28800 per hour