PATEK PHILIPPE REF. 5712/ 1A NAUTILUS STEEL
Patek Philippe, Genève, Nautilus, No. 3171222, case No. 4375975,
Ref. 5712/ 1A-001. Made in 2006, sold December 29th, 2006.
Very fine, large, cushion-shaped, self-winding, water-resistant,
stainless steel wristwatch with date, moon phases, power reserve
indication and a stainless steel Patek Philippe link bracelet with
concealed double deployant clasp. Accompanied by the original
fitted box, Certificate of Origin, booklets, hung tag and setting pin.
Two-body, polished and brushed, transparent case back, protected
screw down winding crown, sapphire crystals.
Midnight blue with horizontal stripes, applied luminous steel
baton indexes, outer dot minute divisions, subsidiary dials for
the seconds and the date, sector for the power-reserve indication
between 10 and 11, aperture for the moon phases. Luminous steel
Cal. 240, stamped with the Seal of Geneva quality mark, rhodium-
plated, fausses cotes decoration, 29 jewels, straight-line lever
escapement, Gyromax balance adjusted to heat, cold, isochronism
and 5 positions, shock absorber, self-compensating free sprung flat
balance spring, 22K gold micro-rotor.