One of the Pateks here is.... manual winding Patek Philippe Caliber 177/02, extra-thin 18 jewels, 28,800
32 x 5.4 mm (excl. lugs & crown) with tear-drop lugs.
NOTE: Dial is very rare and not the 'normal' dial you see on 3820R as it is a light beige and has less stylized Arabics.
