Last steel three-hander Nautilus before the line expanded; secondary premiums remain significant despite high original production numbers.
Dial variants
- Horizontally embossed "stripe" pattern across the full dial surface
- Blue-grey color shifting between warm and cool under different light
- Applied yellow-gold hour markers and hands
- Integrated steel bracelet with H-link center links
The standard steel 5711/1A-010 was discontinued in early 2021, immediately driving the secondary market above three times its original retail price. Any example should be checked for dial authenticity, as fakes targeting this reference are common.
Condition affects price
Pre-owned watches trade across a wide condition spectrum. These ranges are typical for the secondary market.
Full condition grading guide →
Market price
The 5711/1A was discontinued in 2021 and its secondary market value surged afterward; blue-dial examples command the strongest prices, while the Tiffany-signed limited edition sold at auction for multiples of this range.
Editorial estimate, 2026 Q2. Actual prices vary by condition, date, and box/papers status.
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Authentication
The 5711/1A blue dial was among the most-discussed watch market events of recent years and now commands extreme secondary premiums. The replica and franken-watch market targeting this reference is substantial.
- The steel/blue 5711/1A is the most-replicated Patek reference since the Calatrava; high-quality fakes have improved significantly.
- Olive-green dial variants (final production run) command extraordinary premiums and are specifically targeted for dial swaps into original blue-dial cases.
- Cases and bracelets from authentic watches are sometimes combined with non-original movements.
| Area | What to check | What is correct | Red flag |
|---|---|---|---|
| dial | Horizontal striped embossing texture | The Nautilus dial uses a repeating horizontal embossed pattern with precise equal-width ridges; under magnification the ridges are sharp and consistent edge-to-edge | Flat dial with printed texture simulation; ridge lines that waver or have inconsistent spacing; pattern fading near hour markers |
| dial | Applied Patek Philippe text and PP logo | Applied text in correct Patek typeface; Calatrava cross logo applied above 12; both should be three-dimensional and cast sharp shadows | Flat printed text; inconsistent font weight; Calatrava cross with incorrect proportions |
| case | Porthole case shape and integrated bezel lugs | Nautilus octagonal bezel integrates with rounded case; polished bevels between brushed surfaces; the case-to-bracelet junction is flush with no visible step | Visible gap at case-to-bracelet junction; polishing eroding the bevel definition; octagonal bezel with incorrect lug integration |
| movement | Cal. 324 S C movement | Cal. 324 S C features sweep seconds, date, and Geneva seal decoration; visible through sapphire exhibition caseback; Patek finishing standard | Non-Patek movement; absence of Geneva seal; coarse bridge finishing inconsistent with Patek standards |
| bracelet | Integrated folded-link bracelet | Nautilus bracelet has characteristic folded center links with specific brushed-to-polished finishing pattern; bracelet tapers toward clasp; PP clasp with correct typography | Center links with incorrect brushing direction; bracelet not tapering correctly; clasp with off-brand typography |
| crown | Calatrava cross engraving on crown | Small Calatrava cross engraved on the crown face, sharp and defined under a loupe; correct push-pull (not screw-down) crown operation | Missing or blurred Calatrava cross; screw-down crown, which is wrong for this reference |
| caseback | Exhibition caseback engravings | Patek Philippe Geneve text in correct typeface; reference 5711/1A engraved; serial on case flank at 6 o'clock | Solid caseback, which is always wrong for the 5711; incorrect Patek typeface; reference number inconsistency; serial placement inconsistent with known production |
- Bracelet pin and clasp replacement is common over long ownership; confirm correct PP fittings.
- Crystal replacement is standard service; confirm correct sapphire specification.
Authentication guide
The 5711/1A blue dial is the most-discussed discontinued Patek reference in recent years and commands a large secondary premium. Applied dial text, dauphine hand finishing, and movement quality separate genuine examples from the substantial replica market.




