With its date window at three o’clock and small second at nine o’clock, this watch is outstanding. It’s got all the key features of our Frank Sinatra line, including radial-structured dial, applied blue Broadway numbers, and flexible lugs, which make the watch comfortable to wear as well as easy on the eye.
MOVEMENT Automatic winding small second, date Developed by Oris.
NUMBER Oris 643, base ETA 2836-2
DIMENSIONS Ø 25.60 mm, 11 1/2’’’
FUNCTIONS Centre hands for hours and minutes, subsidiary second at 9 h, date window, date corrector, fine timing device and stop-second
WINDING Automatic winding, bi-directionally rotating red rotor
POWER-RESERVE 38 hrs
VIBRATIONS 28’800 A/h, 4 Hz
JEWELS 27
DIAL Silver
MATERIAL Silver guilloche dial
STRAP/BRACELET Stainless steel
MATERIAL Multi-piece stainless steel metal bracelet, butterfly folding clasp
The watch is preowned and in excellent condition. This model is no longer available and is extremely hard to find.
