Patek Philippe Nautilus

🕰️ Overview

The 3710/1A is a unique Jumbo-sized Nautilus (42 mm), introduced around 1998–2000. It marked a first for the Nautilus line by adding a power-reserve complication alongside the date—an innovative step beyond the classic time-and-date offerings 

✨ Case & Bracelet

• Material: Brushed and polished stainless steel

• Dimensions: 42 mm diameter, ~8 mm thick, integrated bracelet

• Features the signature Nautilus rounded-octagonal bezel with flat bolt screws 

🎨 Dial Features

• Black matte dial with luminous white-gold Roman numerals

• Power Reserve Indicator (“Comet”): Located near 12 o'clock, with a subtle comet-shaped hand—a hallmark and the origin of its nickname 

• Central sweep-seconds hand, date window at 3 o’clock

• “Patek Philippe Genève” repositioned to 6 o’clock to make room for the power-reserve display

⚙️ Movement

• Caliber: Automatic 330 SC IZR, 30 jewels

• Power Reserve: Approx. 48 hours

• Functions include hours, minutes, seconds, date, and power-reserve display 

💧 Durability & Crystal

• Water Resistance: 100 m (10 ATM) – suitable for light water exposure

• Crystal: Scratch-resistant sapphire

📦 Production & Rarity

• Introduced: 1998; Discontinued: around 2005 or 2006 

• Estimated production: ~4,000 pieces total — making it relatively rare