Compare the individual source configurations below with the watch you are identifying.
Named Hamilton model supported by non-rejected catalog evidence. Punctuation and spacing equivalents reconciled; numbered variants retained. Replacement sources do not establish watch offering dates.
A similar case or dial is a starting point. Check the documented configuration and any movement evidence before settling on an identification.
Documented source appearances
3 appearances
Dates below belong to publications. Different specifications remain attached to their own source appearance.
Hamilton Watch Company, Lancaster, Pennsylvania · 11
Thin-o-matic T-204
Thin-o-matic T-204; 14K gold case; Yellow; Strap; Automatic / self-winding; 17; Sweep-second hand; Shock-resistant; Anti-magnetic; Lifetime mainspring; Weatherproof (historical claim; seals must remain intact or be restored after opening). Section prose: up to 40 hours reserve power from a normal day’s wear.
Band
Strap printed
Family
Men’s Self-Winding Watches printed
Jewels
17 printed
Seconds
Sweep-second hand printed
Case color
Yellow printed
Mainspring
Lifetime mainspring printed
Case material
14K gold case printed
Movement type
Automatic / self-winding printed
Marketed gender
men printed
Shock resistance
Shock-resistant printed
Water resistance
Weatherproof (historical claim; seals must remain intact or be restored after opening) printed
Magnetic resistance
Anti-magnetic printed
Historical price: USD 160.00 · suggested retail
Printed p.28 retail price information identifies catalog prices as suggested retail; all prices plus Federal Tax and subject to change without notice.
Hamilton Watch Company · Printed 10 — Men’s Self-Winding Watches (viewer 12)
Thin-o-matic T-204
14K yellow gold case; strap. Section states automatic winding with slightest wrist motion and up to40hours reserve running power during a day’s wear. Ultra-slim Thin-o-matic family.
Band
Strap printed
Family
Thin-o-matic printed
Seconds
Sweep-second hand printed
Case color
yellow printed
Case material
14K yellow gold printed
Movement type
Self-winding / automatic printed
Marketed gender
men printed
Water resistance
Weatherproof (individual caption and section text) printed
Historical price: USD 160.00 · suggested retail
Strap price in own caption. Own printed10 footer: All prices plus Federal Tax; prices/specifications subject to change without notice; models subject to prior sale. Suggested-retail notice viewer2.
