Vacheron Constantin 30020

A FINE AND RARE PLATINUM PERPETUAL CALENDAR MINUTE REPEATING WRISTWATCH WITH MOON PHASES AND LEAP YEAR INDICATION REF 30020P MVT 812646 CASE 634580 CIRCA 1995 platinum diameter 37 mm , • cal. 1755 manual winding nickel-finished lever movement, 30 jewels, mono-metallic balance • two-tone silvered satin dial, applied hour markers, three subsidiary dials for day, date, month and leap year indication, fan-form aperture for moon-phases • platinum stepped case, tear-drop lugs, slide to the band for minute repeating, glazed display back • dial and movement signed • with a platinum Vacheron Constantin buckle