Important Collectors Wristwatches, P...
Geneva, Hotel Des Bergues, Oct 20, 1991
Rolex, Ref. 870, 1930's. Very fine and rare, "tortue", 9ct white and yellow gold gentleman's wristwatch.
C. polished, bi-colour, stepped sides. D. mat silver, with painted Arabic numerals + auxiliary seconds dial. "Breguet" blued steel hands. M. 10"' Prima, rhodiumed, 18 jewels, lever escapement, cut bimetallic balance adjusted to all climates, flat balance-spring. Dial, case and movement signed. In very good condition. Dim. 28x40 mm.