91 Patek Philippe A fine, sporty and rare, Nautilus, center seconds wristwatch in stainless steel and yellow gold.

Estimate: € 20,000 –⁠ 40,000

The Patek Philippe Nautilus stands as a landmark in horological history, remaining one of the most coveted timepieces since its debut in 1976. To appeal to a new generation of buyers seeking a refined yet sporty wristwatch, the legendary Gérald Genta envisioned the Nautilus with a design inspired by the portholes of transatlantic ocean liners—an aesthetic that has since become an enduring icon of watchmaking. Unveiled in 1981, the Patek Philippe Nautilus reference 3800 introduced a perfectly balanced mid-sized alternative to the iconic reference 3700. Measuring 37.5 mm in diameter, this unisex masterpiece retained all the defining aesthetic codes of its legendary predecessor—the signature ribbed dial, the elegantly contoured case, and the unmistakable porthole-inspired design that revolutionized luxury sports watches. Manufactured for an impressive 25 years before being succeeded by the elusive reference 5800, the reference 3800 remains one of the most compelling and versatile expressions of the Nautilus lineage. Available until 2006, the reference 3800 was produced in four distinct series, each featuring movement upgrades over its 25-year history. Preserved in excellent overall condition, the present Patek Philippe reference 3800 in stainless steel and yellow-gold showcases a charming champagne dial contrasted by a dark black-over-white date disk, a feature exclusively used in the early stages of production. For the connoisseur and lover of the Nautilus, the present reference 3800 is a truly versatile wristwatch, perfect for daily wear.