Universal Genève. A fine stainless steel tachymeter chronograph with registers, calendar and moon phase

Universal Genève. A fine stainless steel tachymeter chronograph with registers, calendar and moon phase
Model: Tri-Compax
Reference: 881101.02
Date: Circa 1970
Movement: Manual winding 17-jewel Cal. 281 column wheel chronograph
Dial: Black, fifth seconds ring enclosing baton numerals with luminous dots, subsidiary dials for continuous seconds, 30-minute and 12-hour registers below apertures for day and month and date ring with moon phase aperture, tapered polished baton hour and minute hands with luminous fill, red replaced sweep seconds hand
Case: Screw back with chamfered lugs, inset black 500-unit tachymeter bezel
Strap/Bracelet: Leather
Buckle/Clasp: Steel pin buckle
Signed: Case, dial and movement
Size: 36mm