Ο189
Ref. 2438/1
A very fine and extremely rare yellow gold perpetual calendar wristwatch with centre seconds, moon phases and screw-down caseback
1958
37mm. Diameter
Case, dial, movement and buckle signed
Estimate
CHF250,000 - 350,000
€216,000-302,000
$258,000-362,000
Sold for CHF372,500