Wittnauer. A stainless steel manual wind chronograph wristwatch with world time indication

Ref: 240 T, Circa 1960

Reference: 240 T
Date: Circa 1960
Movement: 17-jewel Landeron Cal.248 manual wind
Dial: Sunburst silvered, applied luminous tipped polished baton hour markers, black outer 1/5th second divisions, red outer 24 hour markers, sunken subsidiary dials at 3 and 9 for seconds and 30 minute recording, polished pointed baton hands with luminous inserts, centre chronograph hand
Case: Brushed and polished round, screw down back, bi-directional bezel with black world cities insert, crown flanked by twin pushers, No.7004B
Strap/Bracelet: Black leather
Buckle/Clasp: Steel buckle
Signed: Case, dial & movement
Size: 40mm