A lot of four gold chronograph wristwatches
The case materials are 9K and 18K gold, the movements are mechanical, the dials are silvered or white enamel, all with two subsidiary dials for constant seconds and 30 or 45 minutes registers, all made between circa 1920 and 1950. Signed Breitling, Zenith, Minerva and one unsigned. (4)
A lot of four gold chronograph wristwatches
The case materials are 9K and 18K gold, the movements are mechanical, the dials are silvered or white enamel, all with two subsidiary dials for constant seconds and 30 or 45 minutes registers, all made between circa 1920 and 1950. Signed Breitling, Zenith, Minerva and one unsigned. (4)