ROLEX REF. 2811 CHRONOGRAPH YELLOW GOLD. Rolex, Chronograph, Anti-Magnetic, case No. 51965, Ref. 2811.. Made in the 1930s.. Very fine and rare, anti-magnetic, 18K yellow gold wristwatch. square-shaped button chronograph, register, tachometer, telemeter. a
C. Three-body, solid, polished and brushed, flat bezel, concave lugs. snap-on case back D. Copper-color with applied yellow gold baton indexes and. Arabic 12 and 6, subsidiary dials for the seconds and 30-minute. register, outer 1/5 seconds track with 5-second Arabic markers, most. outer telemeter and tachometer scales. Yellow gold baton hands. M. Cal. 13’‘‘, rhodium-plated, 17 jewels, straight-line lever escapement. monometallic balance, self-compensating Breguet balance. spring, index regulator.. Dial, case and movement signed. DIaM. 32 mm. THICKNESS 12 mm.