The Patek Philippe Nautilus 5800/1A-001 is one of the most sought-after references in the Nautilus lineage — a transitional model produced for only about a year, bridging the vintage 3700/3800 series and the now-iconic 5711. Its rarity alone makes it a standout for serious collectors.

Cased in solid stainless steel at 38.4mm and just 7.8mm thick, the 5800 wears with the sporty-elegant proportions Nautilus fans expect, while its two-piece case construction and sapphire display back set it apart from later references. The dial is a striking horizontally-embossed gradient, fading from deep blue to black, paired with a screw-down crown and 120 metres of water resistance.

Inside is the self-winding Patek Philippe Calibre 330 SC, delivering hours, minutes, sweep seconds, and a date aperture at 3 o’clock with roughly 45 hours of power reserve. Combined with its short production run, the 5800/1A-001 has become a genuine grail for Nautilus collectors seeking a rare, historically significant reference in top original condition.

Feel free to reach out to us directly on 0406 777 717 should you have any questions.

This watch is available to pickup from our boutique in Sydney CBD.

Comes as a full set down to all the links and paperwork.