Patrimony Perpetual Calendar, Reference 30020 A yellow gold minute repeating perpetual calendar wristwatch with two-tone dial, moon phases and leap year indication, Circa 1994 | 江詩丹頓 | Patrimony Perpetual Calendar 型號30020 黃金三問萬年曆腕錶，備雙色錶盤，月相及閏年顯示，約1994年製
Property from a Prominent Collector Vacheron Constantin Patrimony Perpetual Calendar, Reference 30020 A yellow gold minute repeating perpetual calendar wristwatch with two-tone dial, moon phases and leap year indication, Circa 1994 江詩丹頓 Patrimony Perpetual Calendar 型號30020 黃金三問萬年曆腕錶，備雙色錶盤，月相及閏年顯示，約1994年製 Dial: two-tone silvered Calibre: cal. 1755 mechanical, 30 jewels Movement number: 812'608 Case: 18k yellow gold, sapphire crystal snap on case back Closure: black Vacheron Constantin alligator strap and 18k yellow gold buckle Size: 37 mm diameter Signed: case, dial and movement Accessories: none
