820
Ref. 1831, inside case back stamped 1850
A very rare, important and heavy platinum and diamond-set tonneau-shaped calendar wristwatch with sweep center seconds, light blue dial and bracelet
Circa 1977
37 mm. diameter
Case, dial and movement signed
Estimate
HK$1,200,000 - 2,400,000
$150,000-300,000
Sold for HK$1,750,000
Contact SpecialistThomas Perazzi
International Department Head
+85 26 773 93 15