Patek Philippe Nautilus 5740/1G Perpetual Calendar Blue Sunburst Watch

The Patek Philippe Nautilus 5740/1G Perpetual Calendar Blue Sunburst Watch represents the pinnacle of the Nautilus collection. Crafted in 18K white gold and measuring a perfectly balanced 40mm, this reference is the slimmest perpetual calendar sports watch ever created. Its radiant blue sunburst dial, combined with one of watchmaking’s most prestigious complications, delivers a rare fusion of elegance, innovation, and discreet luxury—designed for the most discerning collectors.

Why This Watch Is Exceptional

• Perpetual Calendar Complication — Automatically accounts for leap years and month lengths until 2100

• 18K White Gold Case & Bracelet — Luxurious yet understated with iconic Nautilus finishing

• Blue Sunburst Dial — Rich, dynamic color with remarkable depth and clarity

• Ultra-Thin Profile (8.42mm) — The world’s thinnest perpetual calendar sports watch

• Micro-Rotor Caliber 240 Q — Technical mastery with elegant movement architecture

• Perfectly Balanced Dial Layout — Day, date, month, leap year, and moonphase displayed with harmony

• Ultimate Nautilus Grail — The most complex and prestigious reference in the collection

Specifications

• Brand: Patek Philippe

• Model: Nautilus

• Reference: 5740/1G-001

• Case Material: 18K White Gold

• Case Diameter: 40 mm

• Case Thickness: 8.42 mm

• Dial: Blue sunburst

• Movement: Caliber 240 Q

• Movement Type: Self-winding mechanical (micro-rotor)

• Functions: Hours, minutes, perpetual calendar (day, date, month, leap year), moonphase

• Crystal: Sapphire crystal (front & case back)

• Crown: Screw-down

• Water Resistance: 30 meters

• Bracelet: Integrated 18K white gold bracelet with fold-over clasp

Frequently Asked Questions

What makes the Nautilus 5740/1G so special?
It is the only perpetual calendar Nautilus ever produced and the thinnest perpetual calendar sports watch in the world.

Is the 5740/1G suitable for daily wear?
While fully wearable, it is primarily a high-complication collector’s watch best suited for refined, careful use rather than active wear.

How does the 5740/1G compare to the 5712 or 5726?
The 5740/1G sits above them both, offering a full perpetual calendar in an ultra-thin white gold case—making it the most technically advanced Nautilus reference.