Swiss Quartz Analog ETA ( Battery powered ).
Date calendar, window display.
Solid Stainless steel. 10 microns Gold electroplated.
Uni-Directional rotating, ratcheted, 0-60 Elapsed-Time. Gold electroplated.
Sport style, screw-down (threaded).
White color. Applied polished Yellow color markers. Luminous ( radiation-free Super-LumiNova ) hour markers.
Yellow color. Dart style. Luminous filled.
Solid Stainless steel. Screw-down style ( threaded ).
Gold Electroplated. Solid Stainless steel.
Tri-fold, Sport style, with security flip-lock and over-the-wetsuit expansion.
Production date circa 1990's.