2021–present · 40mm · caliber Trilobe X-Centric calibre: automatic (self-winding) with micro-rotor, manufactured for Trilobe by Le Cercle des Horlogers; three eccentric rotating rings for hours/minutes/seconds; 48h PR, 28,800bph; blued dial variant with contrasting numerals
Entry to the Grand Prix d'Horlogerie de Genève is voluntary and made by the brand. An entry is a watch registered for that year's competition, not a jury verdict, and several large houses including Rolex, Patek Philippe and Omega do not take part at all.
Mass-producedOfficial press photos
What it was up against
Petite Aiguille, GPHG 2022
The Petite Aiguille category at GPHG 2022 held 23 entries. These are the other 22.
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Movement tier: unclassified · caliber Trilobe X-Centric calibre: automatic (self-winding) with micro-rotor, manufactured for Trilobe by Le Cercle des Horlogers; three eccentric rotating rings for hours/minutes/seconds; 48h PR, 28,800bph; blued dial variant with contrasting numerals · 48h power reserve (2 days)
Medium-large: suits wrists 6.5 in+ (16.5 cm+)
40 mm case. Wears confidently on average to larger wrists. May overhang on slender builds.
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Nuit Fantastique dark-dial piece; dial condition is the primary inspection priority.
Known issues in the market
Dark dials can conceal surface damage that lighter dials would reveal.
Area
What to check
What is correct
Red flag
dial
Dark dial surface integrity
Even dark tone with no scratches or surface damage visible under raking light, indices crisp
Surface scratches or texture variation visible in oblique light, indices that appear disturbed
case
Case finishing
Per Trilobe specification, mixed finished surfaces sharp
Evidence of buffing or polishing inconsistent with specification
Common legitimate replacements
Straps commonly replaced.
Expert resources: Trilobe brand serial verification.
Authentication guide
Last reviewed June 2026
Nuit Fantastique is the blued-dial Trilobe in the 40mm case. The deep blue dial background and disc display combine to create the signature aesthetic. Authentication follows the standard Trilobe protocol.
Known reproduction risks
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LOW
No known reproductions
Disc system is brand-proprietary; no generic equivalent exists
Dial variants by era
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Era
Description
Identifiers
Nuit Fantastique production
Deep blue dial background, three rotating discs. The blue should appear rich and saturated, not washed out.
Deep blue background visible beneath the disc stack
Blue hue consistent across the full dial face
Disc depth and transparency as per standard Trilobe
Service part flags
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Dial / background
Original: Deep blue painted or processed background behind the disc display.
Replacement tells
Pale or inconsistent blue tone
Background appears printed or applied as a sticker
Color shift under different lighting conditions beyond normal blue-dial variation
Case back markings
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All production
Trilobe Paris markings
Serial number
Movement tells
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X-Centric calibre, automatic (self-winding) with micro-rotor; all standard Trilobe movement checks apply.
Three-disc continuous rotation test applies identically to the Nuit Fantastique.
