Waterproof Caseback Gasket Compatible with Citizen Eco-Drive Promaster CB0021 , CB0027

High-quality waterproof gasket for Citizen Eco-Drive Promaster CB0021 , CB0027. Case number S073553. Ensures a tight seal to maintain water resistance. Ideal for routine maintenance.

Features:

• Compatible with Citizen Eco-Drive Promaster  :
  CB0021-06E
  CB0021-06E-1
  CB0021-57E-1
  CB0027-00E
  CB0027-18E
  CB0027-51E
  CB0027-69E
  CB0027-69F

• Made from durable, high-grade rubber

• Maintains water resistance and internal protection

• Ideal for servicing or replacing worn gaskets

• Easy installation with basic tools

Note: It is recommended to pressure test your watch after gasket replacement to ensure continued water resistance.