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IWC Portugieser Tourbillon Mystère Limited Edition Wristwatch

ProbableCredible evidence exists but classification is not fully established.

Record status

Individual type · partial

Period

2008

Maker / issuer

IWC

This IWC Portugieser Tourbillon Mystère is a limited-edition automatic wristwatch dating to 2008. Catalogued as number 165 from an edition of 250 pieces, it features a hallmarked 18k white gold case measuring 44 mm in diameter with a visible exhibition case back.

The watch is powered by automatic caliber 50900 containing 44 jewels, offering a tourbillon, small seconds counter, and a 7-day power reserve indicator. It is fitted with a replaced brown leather strap fastened by an original hallmarked 18k white gold folding clasp, and is accompanied by its original box, instruction manual, and warranty booklet containing the warranty card.

Evidence at a glance

Linked sources
1
Photograph views
1
Catalogue references
0

Counts describe this entry’s documentation, not authenticity, rarity or completeness. Photographs may show one specimen; check each caption and licence.

Technical characteristics

Type
Tourbillon wristwatch
Strap
Replaced leather
Caliber
50900
Diameter
44 mm
Limitation
165/250
Case Number
3208400
Case Material
750 white gold
Place recorded
Switzerland
Reference Number
IW504207
Maker / attribution
IWC

Design

Visible features
• Dark grey sunburst dial with applied Arabic numerals and leaf hands. • Flying tourbillon displayed at 12 o'clock within a fluted fan-shaped aperture surround. • Subsidiary seconds dial positioned at 9 o'clock and a 7-day power reserve scale between 4 and 6 o'clock. • Brown leather strap with contrast off-white stitching.
Dial and Mechanism
The mechanism is identified as caliber 50900, containing 44 rubies. The watch includes a tourbillon, a 7-day power reserve indicator, and a small seconds counter. The condition and functionality of the watch were tested by the auction house's master watchmaker.
Case and Construction
The watch is constructed with a 750 white gold case measuring 44 mm in diameter, which is noted as hallmarked. It features a visible case back, and the total weight of the object is stated as approximately 152.1 grams. The timepiece is fitted with a replaced leather strap and an original 750 white gold folding clasp, which is also hallmarked.
Identity and Limitation
This IWC Portugieser Tourbillon Mystère is identified as a limited-edition automatic wristwatch produced as part of an edition of 250 pieces. The object is recorded as number 165 in this series, associated with reference number IW504207 and case number 3208400. The watch is noted to date to 2008. It was offered at auction in December 2023, accompanied by an original box, warranty booklet, warranty card, and instruction manual.

Identification

Reference
IW504207
Serial number
3208400
Source note
Facts transcribed from the linked source listing or collection record. Attribution and specifications are source-reported and have not been independently authenticated.

Catalogue references

No catalogue numbers recorded. Numbers are only published once transcribed from a verified edition of a standard catalogue — they are never inferred.

Research required

  • Research required: The leather strap is replaced and not original to the watch.
  • Research required: The 18k white gold folding clasp is original, but the total length of the strap and clasp is stated as approximately 17 cm.
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