Patek Philippe Platinum Perpetual Calendar Silver Dial B&P 3940P

A Platinum Perpetual Calendar, Silver dial, black leather strap with an 18k white gold deployant clasp, automatic movement, sapphire glass, date and moonphase displayed at 6 0\'clock, 24 hour indicator and day displayed at 9 0\'clock, month and leap year cycle displayed at 3 0\'clock,in mint condition, with the original box and papers February 2004.