Vulcanized DUAL-COLORED rubber strap which is precisely calibrated to fit the Rolex Sea-Dweller (NOTE: This strap is NOT compatible with the Sea-Dweller Ceramic 4000. This product is also not compatible with the Deepsea Sea-Dweller, which is a different model product on our selection list). This strap utilizes "Blocked Integration" engineering, incorporating solid inserts for a flawless, motionless flush mount to the Sea-Dweller case*.

- Made in Switzerland of pure vulcanized rubber. No coating, blends or bonding.

- Exceeds FDA and BVGG specifications: non toxic, non-marking and non-allergen.

- Universal fit for wrist sizes XXS - XL ( 5 1/2 - 8 3/4 inches or 14 - 22.3 cm ).