Hamilton / Model reference
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.
Dates below belong to publications. Different specifications remain attached to their own source appearance.
1973
Hamilton / Vantage · Hamilton electronic and electronic day-date series — scan 7
Sirius
Yellow 10K gold-filled; Q/C not printed as printed; Strap.
Historical price: USD 150.00 · unknown
1974
Hamilton / Vantage · Hamilton electronic day-date and calendar series — scan 5
Sirius
Yellow 10K gold-filled; Q/C not printed as printed; Strap.
Historical price: USD 175.00 · unknown
1975
Hamilton Watch Co. · Hamilton Electronic Day-Date and Calendar — scan 6 (printed 11)
Sirius
Electronic Calendar series; y 10K gold filled (as printed); color abbreviations/ssb unexpanded.
Historical price: USD 205.00 · unknown
1976
Hamilton · Hamilton Electronic Calendar and Specialty series — scan 11 (printed 11)
Sirius
Electronic Calendar series; material, price and optional dial/crystal printed.
Historical price: USD 205.00 · unknown