206
Ref. 600
An exceptional, unique and technically important yellow gold keyless lever openface minute repeating pocket watch with perpetual calendar, moonphases, black dial, and glucydur balance
1925, 1938
48mm Diameter
Case, dial and movement signed
Estimate
CHF150,000 - 300,000
€160,000-319,000
$173,000-346,000
Sold for CHF152,400