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The Encyclopedia of Horology

Pocket watch · Coin watch

Vacheron Constantin Ref. 7945 Gold Coin Watch

Partially verified

This 1970 Vacheron Constantin reference 7945 is an 18-karat yellow gold coin watch measuring 30 mm in diameter. According to the auction catalogue, it was produced as a special order for the Royal court of Iran commemorating the White Revolution. The timepiece houses a manual-wind calibre K1014 movement with 17 jewels set within hollowed gold coin construction. The circular dial displays baton hour markers, central hands, and the signature 'VACHERON & CONSTANTIN GENÈVE'. A wide outer border features applied star motifs alongside a reeded coin rim, with a fluted winding crown situated beneath a top suspension bow.

Dial side of Vacheron Constantin Ref. 7945 18K yellow gold coin watch with star-embellished border
Dial side of Vacheron Constantin Ref. 7945 18K yellow gold coin watch with star-embellished border — Phillips. Rights pending — permission not yet requested. Original source

Catalogue identity

Source
www.phillips.com
Category
Pocket watch · Coin watch
Maker / attribution
Vacheron Constantin
Reference
7945
Catalogue / lot identifier
83
Source-reported date
1970
Country
Switzerland
Source-reported serial
449'060

Source-reported attribution and specifications are not independent authentication. A listing does not establish present ownership, current display, availability or permission to reproduce.

Object description

Object Identity and Provenance

This Vacheron Constantin reference 7945 is an 18-karat yellow gold coin watch dated to 1970. The piece is accompanied by a Vacheron Constantin Extract from the Archives.

According to the auction catalogue, the watch was a special order for the Royal court of Iran, likely intended for gift presentation. It commemorates the Iranian 'White Revolution'.

Evidence for this section
  • “The present lot was a special order from the Royal court of Iran and made in 1970”
  • “Accompanied by Vacheron Constantin Extract from the Archives confirming year of production of the present lot in 1970”
  • “commemorates the Iranian “White Revolution””

Construction and Exterior Detail

The construction utilizes two hollowed coins to house the movement. The outer case circumference displays a reeded coin edge.

A wide textured bezel surrounds the dial, featuring applied star motifs. A fluted winding crown is located at 12 o'clock, surmounted by a triangular suspension bow.

Evidence for this section
  • “Vacheron Constantin in fact used two identical coins hollowing them out and placing within an extra slim movement.”
  • “Reeded coin edge visible along the outer case circumference.”
  • “A triangular suspension bow frames the fluted winding crown positioned at 12 o'clock.”
  • “A wide textured bezel surrounds the dial, decorated with applied star motifs in alternating single and paired arrangements.”

Dial and Mechanism

The dial is signed 'VACHERON & CONSTANTIN GENÈVE' below the 12 o'clock position and 'SWISS' below 6 o'clock. The hours are indicated by linear baton indices.

The watch contains a manual-wind calibre K1014 movement with 17 jewels. The internal condition and the reverse medallion are not visible in the provided imagery.

Evidence for this section
  • “Dial is signed 'VACHERON & CONSTANTIN GENÈVE' below 12 o'clock and 'SWISS' below 6 o'clock.”
  • “Linear baton indices mark the hours on the light-toned dial.”
  • “Calibre Manual, cal K1014, 17 jewels”

Open research questions

  • What is the total number of units produced for this commission?
  • What are the specific metallurgical properties of the gold coins used in this construction?

Source evidence

Recorded claims and source quotations for Vacheron Constantin Ref. 7945 Gold Coin Watch
FieldSource-reported valueSource quotation
Reference7945“Reference No 7945”
Case Number449'060“Case No 449'060”
Movement Number638'699“Movement No 638'699”
CalibreManual, cal K1014, 17 jewels“Calibre Manual, cal K1014, 17 jewels”
Material18K yellow gold“Material 18K yellow gold”
Dimensions30mm. Diameter“Dimensions 30mm. Diameter”
Reference7945“Reference No 7945”
Case Number449'060“Case No 449'060”
Movement Number638'699“Movement No 638'699”
Dimensions30 mm“Dimensions 30mm. Diameter”

Visible details

  • Reeded coin edge visible along the outer case circumference.
  • A wide textured bezel surrounds the dial, decorated with applied star motifs in alternating single and paired arrangements.
  • A triangular suspension bow frames the fluted winding crown positioned at 12 o'clock.
  • Dial is signed 'VACHERON & CONSTANTIN GENÈVE' below 12 o'clock and 'SWISS' below 6 o'clock.
  • Linear baton indices mark the hours on the light-toned dial.

Research qualifications

  • The reverse medallion depicting Mohammad-Reza Pahlavi is not visible in the provided image.
  • The internal calibre K1014 movement is not visible in the photograph.

Photograph identity and source facts were screened before import; rights clearance remains pending.

Consulted source

Vacheron Constantin Geneva Watch Auction: FOUR

Reviewed 2026-10-25 · Record 78f10e0f40

Terms in this record

Glossary explanations for terms named in this object’s record.

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