Factory Model Number. 8154.
Swiss made Ronda quartz (Battery powered).
12 hr, 60 min, 60 sec, 1/10 sec. chronograph. Grande Guichet large date calendar display.
Satin finish solid AISI 316L Stainless steel.
Uni-Directional rotating, ratcheted, 0-60 Elapsed-Time.
Sport style, screw-down (threaded).
Sapphire. Flat profile. Anti-Glare treated.
Solid Stainless steel. Factory Engraved/Raised Logo. Screw-down style ( threaded ).
Solid AISI 316L stainless steel.
Tri-fold, Sport style, with security flip-lock and over-the-wetsuit expansion.
This model is available with factory rubber strap (price can change).