Important Wristwatches, Watches & Clocks
Geneva, Hotel Des Bergues, Oct 14, 1990
Rolex "Tank", Ref. 2303, 1930's Fine and rare, small, stainless steel gentleman's wristwatch with single button chronograph, register and pulsometer.
C. polished, satined. D. mat silver with painted Arabic numerals + auxiliary seconds and 30 minutes register dial, outer pulsometer graduation, "Feuille" blued steel hands. M. 10 1/2', rhodiumed, 17 jewels, lever escapement, " Superbalance" balance, self-compensating Breguet balancespring, the single button is for start-stop and return functions of the chronograph. Dial, case and movement signed. In excellent condition. Diam. 26 mm.