Hamilton / Model reference

K-100

Compare the individual source configurations below with the watch you are identifying.

Named product in a Hamilton factory publication, supported by the individual source transcription and at least two recorded specifications. Exact model designations retained; materials, dial and band alternatives remain source configurations. Research review state is independent of this acceptance.

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

4 appearances

Dates below belong to publications. Different specifications remain attached to their own source appearance.

1955

Hamilton Watch Catalog — copyright1955 factory catalog

Hamilton Watch Company, Lancaster, Pa., U.S.A. · Printed page 16 — Hamilton Automatics (viewer 17)

Automatic K-100

Hamilton Automatic K-100; 18K Gold; Yellow; Strap; printed identifier 996541; $225.00. Catalog describes self-winding by wrist movement and storage of up to 40 hours running time during normal wear (historical shared claim).

Band: Strap printed
Family: Hamilton Automatics printed
Seconds: Sweep seconds printed
Case color: Yellow printed
Case shape: Round illustrated
Marker style: Luminous markers printed
Minute track: Pearled track printed
Number style: 18K Gold numerals printed
Case material: 18K Gold printed
Movement type: Automatic (self-winding) printed
Dial luminosity: Luminous markers printed
Dust resistance: Dust proof (shared Hamilton Automatics claim) printed
Marketed gender: men printed
Shock resistance: Shock resistant (historical catalog claim) printed
Water resistance: Waterproof (historical catalog claim); provided original seal is restored if opened for servicing, as printed footnote printed
Magnetic resistance: Anti-magnetic (historical catalog claim) printed

Historical price: USD 225.00 · unknown

Own caption price. Intro printedpage1 allpricesincludeFederalTax, subjectchange withoutnotice andprior sale. Retail/wholesale role unstated.

1956

Hamilton 1956–1957 Watch Catalog — copyright1956 factory catalog

Hamilton Watch Company, Lancaster, Pennsylvania, U.S.A. · Printed14 — Hamilton automatic watches and Transcontinental B (viewer15)

Automatic K-100

Hamilton Automatic K-100;Yellow 18K gold;Strap;printed identifier996541;$225.00

Band: Strap printed
Family: Automatic K-100 printed
Seconds: Sweep seconds printed
Case color: Yellow printed
Case shape: Round illustrated
Marker color: Luminous printed
Marker style: Luminous markers printed
Minute track: Pearled track printed
Number color: 18K gold printed
Number style: Numerals printed
Case material: 18K gold printed
Movement type: Automatic (self-winding) printed
Power reserve: Up to40 hours (catalog shared claim) printed
Dust resistance: Dustproof printed
Marketed gender: men inferred
Shock resistance: Shock resistant printed
Water resistance: Waterproof* (printed catalog claim; asterisk qualification not found on this page) printed
Magnetic resistance: Anti-magnetic printed

Historical price: USD 225.00 · unknown

Own caption price and footnote: all prices include Federal Tax; prices/specifications subject to change without notice; all models subject to prior sale. Retail/wholesale role unstated.

1957

Hamilton Watch Catalog 1957–1958 — copyright1957,styles1958

Hamilton Watch Company, Lancaster, Pennsylvania · 14 — middle product fragment

Automatic K-100

Automatic K-100; 18K yellow gold; 14K gold numerals; luminous markers and pearled track; strap. Lower-group prose claims storage up to40hours of running time during a day’s wear.

Band: Strap printed
Jewels: 17 printed
Seconds: Sweep seconds printed
Case color: Yellow printed
Mainspring: Lifetime mainspring printed
Minute track: Pearled track printed
Number style: 14K gold numerals printed
Case material: 18K yellow gold printed
Movement type: Self-winding / automatic printed
Ordering code: 996541 printed
Dial decoration: 14K gold numerals; luminous markers and pearled track printed
Dial luminosity: Luminous markers printed
Dust resistance: Dustproof printed
Marketed gender: Men printed
Shock resistance: Shock-resistant printed
Water resistance: Waterproof*; provided original seal is properly restored if opened for servicing printed
Magnetic resistance: Anti-magnetic printed

Historical price: USD 225.00 · unknown

Own printed configuration price; footer includes Federal Tax. USD inferred from USpublisher/dollar notation; price audience unstated.

1958

Hamilton Watch Catalog — copyright1958

Hamilton Watch Company, Lancaster, Pennsylvania · 14 — middle Self-winding

Automatic K-100

Automatic K-100; 18K gold case, explicitYellow option. 14K gold numerals; luminous markers and pearled track. Individualcaption17j; strap. $225.00. Ownselfwindingprose up to40hoursreserve runningpower duringdayswear. Lifetime mainspring,anti-magnetic,shock-resistant,dustproof,sweepseconds. Waterproof with originalseal properly restored ifopenedforservicing.

Band: Strap printed
Jewels: 17 printed
Seconds: Sweep seconds printed
Case color: Yellow printed
Mainspring: Lifetime mainspring printed
Marker style: 14K gold numerals; luminous markers and pearled track printed
Case material: 18K gold case printed
Movement type: Self-winding (automatic) printed
Dial luminosity: Luminous markers printed
Dust resistance: Dustproof printed
Marketed gender: Men inferred
Shock resistance: Shock-resistant printed
Water resistance: Waterproof, provided original seal is properly restored if opened for servicing printed
Magnetic resistance: Anti-magnetic printed

Historical price: USD 225.00 · unknown

Owncaption strap price. Federal Tax included by samecatalog printed12 general All prices statement; own14 footer waterproof servicing condition only. USD inferred from dollar notation/USpublisher;priceaudienceunstated.