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The Encyclopedia of Horology

Pocket watch · Railroad pocket watch

Hamilton 992B Railway Special Pocket Watch

Partially verified

This Hamilton 992B Railway Special open-face pocket watch is housed in a 10K gold-filled case decorated with an engraved bezel. The white dial displays bold black Arabic hour numerals, an outer minute track, and a subsidiary seconds dial at 6 o'clock inscribed with 10-second intervals. According to the source, the timepiece dates to circa 1949 and is powered by a 21-jewel movement adjusted to six positions and temperature, featuring a zero-backlash micrometer regulator.

Hamilton 992B Railway Special pocket watch, front view showing dial and engraved bezel
Hamilton 992B Railway Special pocket watch, front view showing dial and engraved bezel — Renaissance Antiques. Rights pending — permission not yet requested. Original source

Catalogue identity

Source
www.renaissanceantiques.com
Category
Pocket watch · Railroad pocket watch
Maker / attribution
Hamilton
Reference
992B
Catalogue / lot identifier
JMOS 1 P
Source-reported date
Circa 1949
Country
United States

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

Case and External Features

The timepiece is housed in an open-face 10K gold-filled case. The bezel is decorated with fine engraving.

The crown and bow are positioned at the 12 o'clock location and are attached to a swivel clasp.

Evidence for this section
  • “10K gold-filled case”
  • “Fine engraving encircles the bezel”
  • “Open-face yellow gold-toned case with patterned engraving on the bezel”
  • “Crown and bow positioned at 12 o'clock attached to a vintage swivel clasp”

Dial and Hands

The white dial features bold Arabic numerals and a subsidiary seconds dial located at the 6 o'clock position. The dial is inscribed with the brand name and model designation below the 12 o'clock position.

The time is displayed via black hands, described as a spade/poised style hour hand and a slender minute hand.

Evidence for this section
  • “Bold Arabic numerals display the time on a white porcelain dial with a subsidiary seconds dial at the 6 o’clock position”
  • “White dial inscribed 'HAMILTON' and 'RAILWAY SPECIAL' below the 12 position”
  • “Black hands including spade/poised style hour hand and slender minute hand”

Movement Specifications

The watch is powered by a 21-jewel movement that is adjusted to six positions and temperature. It features a zero-backlash micrometer regulator.

The source documentation assigns a production date of circa 1949 to this timepiece.

Evidence for this section
  • “At the heart of this watch is a 21-jewel movement”
  • “adjusted to six positions and temperature”
  • “zero-backlash micrometer regulator”
  • “Circa 1949”

Open research questions

  • What is the movement serial number to verify the 1949 production date?
  • What specific marks are present on the movement and interior case back?
  • What evidence exists for the 'restored' status mentioned in the source?

Source evidence

Recorded claims and source quotations for Hamilton 992B Railway Special Pocket Watch
FieldSource-reported valueSource quotation
Model992B Railway Special“American Hamilton 992B Railway Special Pocket Watch”
Case material10K gold-filled“10K gold-filled case”
Jewel count21 jewels“21-jewel movement”
AdjustmentsSix positions and temperature“adjusted to six positions and temperature”
RegulatorZero-backlash micrometer regulator“zero-backlash micrometer regulator”
DateCirca 1949“Circa 1949”

Visible details

  • Open-face yellow gold-toned case with patterned engraving on the bezel
  • Crown and bow positioned at 12 o'clock attached to a vintage swivel clasp
  • White dial inscribed 'HAMILTON' and 'RAILWAY SPECIAL' below the 12 position
  • Bold stylized black Arabic hour numerals with sub-seconds sunken register at 6 o'clock
  • Black hands including spade/poised style hour hand and slender minute hand

Research qualifications

  • Movement and interior case hallmarks are not visible in the provided photograph
  • Movement serial number is not reported

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

Consulted source

American Hamilton 992B Railway Special Pocket Watch - Renaissance Antiques

Reviewed 2026-10-21 · Record 7d93176d27

Terms in this record

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

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