Patek Philippe Nautilus Flyback Chronograph 40.5mm Stainless Steel and Rose Gold Self-Winding

The Patek Philippe Nautilus Ref. 5980/1AR-001 represents chronograph complications in two-tone steel and rose gold configuration. This 40.5mm timepiece combines stainless steel case with rose gold bezel and integrated bracelet center links. Blue gradient dial transitions from navy at periphery to lighter center. Manufacture Caliber CH 28-520 C flyback chronograph movement delivers 55 hours power reserve. Two-tone construction provides accessible entry to Nautilus chronograph lineup versus full precious metal pricing.

Reference 5980/1AR introduced 2013 brought two-tone option to Nautilus chronograph. Caliber CH 28-520 C represents column wheel chronograph with flyback function enabling instant reset. Movement beats at 28,800 vph with 33 jewels. Chronograph displays via 60-minute counter at 12 o'clock with running seconds at 6 o'clock. Date window positions at 3 o'clock. Blue gradient dial creates depth effect complementing steel and rose gold combination. Horizontal embossed pattern maintains Nautilus visual identity. Applied hour markers alternate steel and rose gold coordinating with two-tone construction.

Integrated bracelet combines stainless steel outer links with 18k rose gold polished center links creating visual distinction. Fold-over clasp in steel with rose gold accents ensures secure attachment. Case features steel body with rose gold bezel creating premium aesthetic at reduced precious metal content versus full gold alternatives. This preowned example represents discontinued production creating collectability. Two-tone construction appeals to collectors seeking Nautilus chronograph with accessible pricing versus 5980R full rose gold. Blue dial provides versatile aesthetic suitable for casual and formal occasions. Flyback chronograph demonstrates manufacture complications capabilities appealing to enthusiasts valuing advanced functionality in iconic sports watch architecture.