18k Gold Wrist Chronometer no. -
Case: 18k Gold rectangle
Dial: 18k White gold with jump hour display, minute disk and simple seconds, dial signed Cartier, France
Movement: 10''' tonneau, probably 18 jewels, all adjustments and 2 Poincon de Geneva quality seals
1928 - Niton, Geneva
1928 - Cartier, Paris
1989 - book Cartier, A Century or Cartier Wristwatches’ by George Gordon
Cartier, A Century or Cartier Wristwatches’, by George Gordon (1989), chapter "Timeless Elegance" on page 448 with Reference Number 131 18k Gold rectangular, jump hour, min disk, sec.
At least 3 Cartier jump hour wristwatches by Niton are known.