Important Modern & Vintage Timepieces
New York, Sep 30, 2015
ROLEX REF. 4500 MONOBLOCCO LUMINOUS DIAL YELLOW GOLD Rolex, "Oyster, Chronograph, Anti-magnetique," case No. 533670, Ref. 4500. Made circa 1946. Very fine and rare, tonneau shaped, water-resistant, 18k yellow gold wristwatch with round button chronograph, register, tachometer and a gold plated Rolex buckle.
Two-body, polished and brushed, screwed-down case back and crown. Matte silver with applied yellow gold dart indexes, luminous dots, outer 1/5th seconds track with 5-second Arabic markers and tachometer scale, subsidiary dials for the seconds and 30-minute register, inner 1/5th seconds and minute track. Luminous yellow gold alpha hands. Cal. 23, rhodium-plated, 17 jewels, straight-line lever escapement, monometallic balance, self-compensating steel Breguet balance spring, index regulator.