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Seiko Case Seal for Seiko 2P20-5800, 7434-7001, 7434-7008 & more

Genuine Seiko case seal for Seiko watches with case numbers listed below. Seiko part number OG2450B01 or 0G2540B01. This gasket has a round cross-section of thickness 0.40 mm. It is a black circular gasket with an internal diameter of 24.50mm.

Also know as 0G2450BO1, OG2450BO1

Will fit Seiko watch cases with the following case codes:

Internal diameter: 24.50 mm.

If you are not sure if this is the correct seal for your watch, please Contact Us and we will check this for you.

This case seal is also known as: 0F340BAA1