AUDEMARS PIGUET - a rare and unusual Royal Oak perpetual mechanical desk calendar

£2,500 - £3,500

AUDEMARS PIGUET - a rare and unusual Royal Oak perpetual mechanical desk calendar, white dial with subsidiary calendar dials to three, nine and twelve, moon phase indication to six. Day advance by pressing on the crown at twelve, rapid adjustment screws to the rear, brass case and stand. Numbered 1580. Height 16cm