Omega Seamaster GMT Automatic Model 2538.20, Certified Chronometer, white Guiloche dial, 24 hour bezel
Swiss made Mechanical Automatic (Powered by wrist motion).
Functions:
Second Time Zone indicator. Date calendar, window display.
2 piece construction (core, back). Satin finish solid AISI 316L Stainless steel.
Duo-Directional rotating, ratcheted, 24 hour.
Sport style, screw-down (threaded). Factory Logo engraved/embossed.
Sapphire. Very slight dome profile.
White color. Guilloche texture. Luminous ( radiation-free Super-LumiNova ) hour markers.
Hands:
Black varnished. Super-LumiNova radiation-free luminous filled.
Case Back:
Solid Stainless steel. Screw-down style ( threaded ). Factory Engraved/Raised Logo.
Oyster style links. Solid AISI 316L stainless steel. Combination satin/polished finish. Fits 7.5" wrist.
Factory Logo engraved/embossed.