Rolex, Yellow Gold Ref. 3330.Rolex, Chronograph, Antimagnetic, case No. 47982, Ref. 3330. Made in the 1940s..Very fine and rare, 18K yellow gold wristwatch with square button chronograph, registers, tachometer and telemeter scales.with an 18K yellow gold
C. Three-body, polished and brushed, concave lugs, inclined bezel, snap-on case back..D. Matte silver with applied yellow gold baton indexes and Arabic 12, outer black minute/seconds and 1/5th seconds track.outermost tachometer scale and blue telemeter scale, subsidiary dials for the seconds, the 30-minute and 12-hour registers..Yellow gold feuille hands..M. Cal. 13''', rhodium-plated straight-line lever escapement, monometallic balance, self-compensating blued steel Breguet.balance spring, index regulator..Dial, case and movement signed. Diam. 36 mm. Thickness 13 mm.