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Gruen Curvex Precision Commodore Driver's Ristside Wristwatch

ProbableCredible evidence exists but classification is not fully established.

Record status

Individual type · partial

Period

1938

This 1938 Gruen Curvex Commodore Driver's Ristside wristwatch features an intensely curved rectangular case designed to sit along the side of the wrist. Cased in 14-karat gold-filled metal manufactured by Wadsworth, the case measures 22.6 by 37.4 mm with solid hooded lugs.

According to the seller, the watch houses a manual-wind Swiss caliber 330 Precision Curvex movement with 17 jewels and a subsidiary seconds indicator. The curved dial displays applied gold Arabic numerals, an outer minute track, and a subsidiary seconds dial positioned at 6 o'clock, paired with matching gold-tone hands.

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
Driver's wristwatch
Jewels
17 Jewels
Caliber
Cal. 330
Case Serial
G082197
Place recorded
Switzerland
Case Dimensions
22.6 x 37.4 mm
Movement Serial
520306
Case Manufacturer
Wadsworth
Maker / attribution
Gruen Watch Co.

Design

Visible features
• Severely arched rectangular yellow gold-tone case engineered for side-wrist wear • Light dial signed 'GRUEN CURVEX' and 'PRECISION' with gold Arabic numerals and a subsidiary seconds subdial at 6 o'clock • Fluted winding crown located at the 3 o'clock position on the case flank • Mounted on a brown leather two-piece strap fitted to hooded lugs
Case Construction
The watch is housed in a rectangular, 14-karat gold-filled case manufactured by Wadsworth. The case is described as having an extreme curve, intended for side-wrist wear, measuring 22.6 by 37.4 mm with solid lugs. The case features a winding crown and internal inscriptions reported by the seller, including reference number 330 - 356 and serial number G082197.
Dial and Visual Features
The watch displays a curved white dial with applied gold-tone Arabic numerals, an outer minute track, and gold-tone hands. A subsidiary seconds dial is located at the 6 o'clock position. The dial is signed 'GRUEN CURVEX' and 'PRECISION'. The watch is mounted on a brown leather two-piece strap.
Movement and Technical Specifications
The timepiece is reported to contain a manual-wind Gruen Precision Curvex caliber 330 movement with 17 jewels. The movement serial number is recorded as 520306. The provided documentation does not include internal photography of the movement; technical specifications are based on seller transcription.

Identification

Reference
330 - 356
Serial number
520306
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: Movement is not visible in the provided exterior photograph; movement caliber, jewel count, and serial number rely on seller reporting.
  • Research required: Internal caseback inscriptions and case serial number rely entirely on seller transcription.
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