PATEK PHILIPPE REF 591 CHRONOGRAPH
Patek Philippe & Co, Genève, movement No. 862470, case No. 621704, Ref. 591. Made in 1940 and sold
on November 4th, 1940.
Very fine and rare 18K yellow gold wristwatch with square button chronograph, register, tachometer
and an 18K yellow gold Patek Philippe buckle. Accompanied by the Extract from the Archives.
Three-body, solid, polished, bean-shaped curved lugs, snap on case back.
Matte silver with applied yellow gold dot and Roman 12,6 numerals, subsidiary dials for the
seconds and 30-minute register, outer tachometer graduation, concentric, the 1/5th second scale.
Yellow gold baton hands.
Cal. 13''', rhodium plated, "fausses-côtes" decoration, 23 jewels, straight line lever escapement,
monometallic balance, 8 adjustments, self-compensating Breguet balance-spring, swan-neck micrometer