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Illinois Bunn Special Railroad Pocket Watch

ProbableCredible evidence exists but classification is not fully established.

Record status

Individual type · partial

Period

Circa 1929

This Illinois Bunn Special railroad pocket watch is dated by the seller to circa 1929 and is housed in a 55mm 14K white gold-filled Keystone Model 28 case numbered 7131483.

The source reports it is powered by a 21-jewel, 60-hour motor-barrel movement adjusted to temperature and six positions, numbered 5252884. The white porcelain dial features bold black Arabic numerals, an outer minute track with triangular hour markers, blued steel spade and whip hands, and a sunken subsidiary seconds register at 6 o'clock marked '21 JEWEL 60 HOUR'.

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
Railroad pocket watch
Diameter
55mm
Case Material
14K white gold-filled
Place recorded
United States
Movement Number
5252884
Case Specification
Keystone Model 28 Case #7131483
Maker / attribution
Illinois Watch Company
Movement Attributes
21-jewel, 60-hour motor-barrel movement, adjusted to temperature and 6 positions

Design

Dial and Hands
The dial is a 3-piece white porcelain display featuring black Arabic numerals and an outer minute track. A subsidiary seconds dial is located at the 6 o'clock position. The dial bears the text 'ILLINOIS BUNN SPECIAL' and '21 JEWEL 60 HOUR'. The hands are comprised of blued steel, described as spade hour hands and whip-style minute hands.
Visible features
• White porcelain dial with prominent black Arabic hour numerals and an outer minute track with triangular markers • Sunken subsidiary seconds dial at 6 o'clock numbered every ten seconds • Blued steel spade hour hand and whip minute hand • Dial inscribed 'ILLINOIS BUNN SPECIAL' beneath the 12 o'clock position and '21 JEWEL 60 HOUR' above the subsidiary seconds dial • Engraved white-toned metal case with decorative carved motifs on the bezel and bow shoulders • Fluted crown set inside an ornate bow
Mechanical Specifications
The watch is described as using a 21-jewel, 60-hour motor-barrel movement, identified by the serial number 5252884. The movement is stated to be adjusted to temperature and 6 positions. As the movement is not visible in the provided imagery, these technical details and the movement serial number rely on seller documentation.
Case and Exterior Observations
The timepiece is housed in an engraved 55mm Keystone Model 28 case. The seller describes the material as 14K white gold-filled. The case features carved motifs on the bezel and shoulders, with a fluted crown integrated into the bow. The case serial number is reported by the source as 7131483, though this is not visible in the provided imagery.

Identification

Reference
Keystone Model 28
Serial number
5252884
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 supplied photograph; mechanical details and movement serial rely on seller documentation
  • Research required: Case interior and serial number 7131483 are not directly visible
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