MULCO CHRONOGRAPH TROPICAL DIAL STEEL
Mulco, Swiss, case No. 9105170/915219. Made in the 1950's.
Fine, water-resistant, stainless steel wristwatch with round
button chronograph and register.
Two-body, polished, satined, screw-down caseback,dust-
cover, lapidated lugs.
Black/brown with luminous arabic indexes, subsidiary
seconds and 30 minutes register dials. Luminous baton
hands.
Cal. Venus 150, rhodium plated, 17 jewels, lever
escapement, monometallic balance, shockabsorber,
self-compensating Breguet balance-spring.