Σ855
Ref. 3971E
A fine and very rare gold perpetual calendar chronograph wristwatch with moon phases, 24 hours, leap year indicator, sapphire crystal case back and original certificate
1990
36mm diameter
Case, dial and movement signed
Estimate
HK$480,000 - 640,000
€52,200-69,600
$60,000-80,000
Sold for HK$600,000