10 o'clock "He" waterproof helium crown for Ω Omega Seamaster Diver 300M watch parts

  • ● Material: steel
    ● Fit for: Omega Seamaster Diver 300 M watch 
       Such as: 210.30.42.20.03.001;210.32.42.20.03.001;210.20.42.20.03.002;210.22.42.20.01.002;210.20.42.20.03.001;210.22.42.20.03.001...
    ● Feature: for genuine watch
    Quantity: 1 piece