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Generic replacement O-ring bezel gasket for Rolex Yacht-Master 40 ref. 116622, precisely sized to 30.4 mm. Crafted from durable nylon — sits between the rotating bezel and case to provide a watertight seal and ensure the smooth bezel rotation of the Yacht-Master 40. Generic/aftermarket replacement, not manufactured by Rolex.
| Parameter | Value |
|---|---|
| Type | Generic Replacement Bezel O-ring Gasket |
| Compatibility | Rolex Yacht-Master 40 ref. 116622 |
| Size | 30.4 mm |
| Shape | O-Ring |
| Material | Nylon |
| Function | Watertight seal + smooth bezel rotation |
| Note | Generic / Aftermarket replacement — not manufactured by Rolex |
Q1: Is this a genuine Rolex gasket?
A: No — this is a generic / aftermarket replacement bezel O-ring gasket designed for the Yacht-Master 40 116622. It is not manufactured by Rolex. Genuine Rolex parts are only available through authorized Rolex service centers.
Q2: How do I confirm this fits my watch?
A: Please confirm your watch is a Rolex Yacht-Master 40 ref. 116622. The 30.4 mm O-ring size is precisely calibrated for the Yacht-Master 40’s bezel-to-case interface.
Q3: What does the O-ring gasket do?
A: The O-ring gasket serves two functions: (1) Watertight seal — maintaining water resistance between the rotating bezel and case. (2) Smooth bezel rotation — ensuring the Yacht-Master 40’s signature smooth bidirectional bezel operation.
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