Vacheron Constantin Quai de l'Ile 86050/000P-9342 | Grail Atlas
Vacheron Constantin
Quai de l'Ile
Ref. 86050/000P-9342
2010–present · 41mm · caliber VC Cal. 2460 QIL -- in-house automatic, 28,800bph, 40h PR, 27j; Quai de l'Ile date self-winding; modular construction allows customization of dial and functions; certified by the Hallmark of Geneva
—eBay asking prices. Condition and box/papers status not filtered.
Stable over the past 90 days
Based on eBay sales, last 12 months
Condition affects price
Pre-owned watches trade across a wide condition spectrum. These ranges are typical for the secondary market.
New Old Stock
Unworn example retaining original packaging, tags, and warranty documentation.
$26,640–$30,738
+30–50% vs median
Unpolished
Worn but the case has never been polished; original brushed and polished surfaces are intact.
$23,566–$25,615
+15–25% vs median
Polished
Case has been professionally or amateur polished at some point; edge definition is softened.
$17,418–$19,467
-15 to -5% vs median
Recently Serviced
Movement has been recently serviced with documented service records; case condition varies.
$20,492
At median
Editorial estimate
Reference only
$28,000–$48,000
varies by metal·2026 Q2
The Quai de l'Ile is Vacheron's modular, customizable watch with a skeletonized movement visible through both sides; secondary prices vary considerably by case metal, dial configuration, and customization choices made at point of sale.
Editorial estimate, 2026 Q2. Actual prices vary by condition, date, and box/papers status.
Movement tier: unclassified · caliber VC Cal. 2460 QIL -- in-house automatic, 28,800bph, 40h PR, 27j; Quai de l'Ile date self-winding; modular construction allows customization of dial and functions; certified by the Hallmark of Geneva
Medium-large: suits wrists 6.5 in+ (16.5 cm+)
41 mm case. Wears confidently on average to larger wrists. May overhang on slender builds.
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The modular dial configuration must match the original order documentation; non-standard configurations without papers may be post-sale modifications.
Known issues in the market
The personalizable dial module system means configurations vary; any non-standard configuration without documentation raises authenticity concerns.
Missing original order documentation removes the primary configuration verification method.
Area
What to check
What is correct
Red flag
dial
Module configuration matching order documentation
Dial aperture positions for day, date, and other modules match the configuration specified in the original order papers
Configuration deviating from papers without VC records explaining a factory modification
caseback
In-house movement and VC finishing
VC-signed movement with proper finishing visible through exhibition caseback
No finishing consistent with VC quality standards; any unsigned bridges
case
Quai de l Ile case profile
Integrated bracelet or strap with the specific Quai de l Ile geometric case shape
Case shape not matching Quai de l Ile specifications; any aftermarket bracelet or strap not from VC
Authentication guide
Last reviewed June 2026
The Quai de l'Ile is VC's most complex contemporary watch, featuring a modular case system that allows the dial, case middle, and bracelet to be reconfigured. The modular construction means authentic configuration verification requires checking that all three components are from the same production system. The platinum case is the heaviest configuration available.
Known reproduction risks
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LOW
The Quai de l'Ile is one of the most complex and expensive contemporary VC pieces. Outright replicas are essentially nonexistent. The practical risk is module mismatching or non-platinum cases presented as platinum.
Case significantly lighter than expected for a platinum configuration
Gold hallmark instead of platinum mark
Module joins with visible gaps or misalignment
Perpetual calendar requiring correction at non-February months
The modular case system means individual modules can be swapped or mixed. Any Quai de l'Ile with incomplete provenance should have all three modules (case middle, dial, bracelet/strap) verified as a matched set.
Missing original order documentation is the most common completeness issue; without it, configuration authenticity cannot be fully verified.
Expert resources: Vacheron Constantin Quai de l Ile product documentation. VC service records for configuration verification.
Identifiers
Current production (86050 generation)
Modular dial system with perpetual calendar, power reserve, and day/night indicator. Platinum case with interchangeable case middle and dial configurations.
Dial with perpetual calendar displays: day, date, month, leap year, and additional complications
Power reserve indicator on the dial face
Day/night indicator on a sub-display
Modular case with visible joins between the case middle and the dial module
"Quai de l'Ile" designation visible on dial or case
Platinum case: heavier than gold equivalents; cooler color tone than white gold
Service part flags
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Modular case and dial configuration
Original: The Quai de l'Ile is designed with a modular case system. The case middle, dial module, and bracelet are each distinct modules. All modules must be from the Quai de l'Ile system and must fit without gaps at the module joins.
Replacement tells
Visible gap or misalignment at any module join
Module components from different Quai de l'Ile configurations mixed without documentation
Case middle with a finish inconsistent with the dial module material specification
Platinum case
Original: Platinum case is perceptibly heavier than gold of the same size. The Pt950 hallmark identifies it definitively. The case color is neutral to slightly cool, without the warmth of white gold.
Replacement tells
Case lighter than expected for a platinum Quai de l'Ile of this size
750 gold hallmark instead of Pt950 platinum mark
Case with the slight warmth of white gold rather than the neutral cool of platinum
Perpetual calendar function
Original: Perpetual calendar must advance all displays automatically without manual correction except for the 100-year exception. All displays must be consistent simultaneously.
Replacement tells
Calendar requiring correction at a month other than February in a non-leap century year
Displays inconsistent with each other at the time of inspection
Power reserve indicator not functioning or not corresponding to the observable running duration
Case back markings
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Current production
Exhibition caseback displaying Cal. 2475 SC/2 or the Quai de l'Ile-specific caliber
Poincon de Geneve on all visible movement surfaces; the Quai de l'Ile is a Poincon de Geneve reference
Pt950 mark for the platinum case
Reference 86050/000P-9342 on the case band
"Quai de l'Ile" designation visible in the caseback engraving or case band text
Movement tells
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The Quai de l'Ile movement is among VC's most complex. Poincon de Geneve requires every surface of every component to meet the standard. Under magnification through the caseback, there should be no surface showing machine finishing of any kind.
Perpetual calendar mechanism must be verified as described above; see the perpetual calendar service tells under the Patrimony Perpetual references.
Power reserve indicator must correspond to actual run time. A watch showing full power reserve but stopping within 20 hours has either a damaged power reserve display or a damaged mainspring.
Platinum case: a platinum Quai de l'Ile is among the heaviest watches VC makes at any diameter. The weight is immediately perceptible compared to a gold or steel equivalent.
