百達翡麗，精細及大碼，不銹鋼自動上弦鏈帶腕錶，配日曆顯示及中心秒針，“Nautilus”，型號5711/1A，2007年製

With Patek Philippe Extract from the Archives confirming production of the present watch in 2007 and its subsequent sale on August 31st of the same year.

Further accompanied by a Patek Philippe Certificate of Origin dated August 30th, 2007, Patek Philippe veneered presentation box, product literature, leather portfolio, and outer packaging.

To the best of our knowledge this watch has never before been offered in public.

Reference 5711 was launched in 2006 to commemorate the 30th anniversary of the legendary Nautilus model, introduced into the market in 1976 with reference 3700.

Reference 5711/1 features a case diameter of 43 mm, one millimeter larger than its 1976 predecessor and the addition of the center seconds hand.