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.
1964
Hamilton Watch Company · Printed13 — 505 Electric Watches
Regulus II
Stainless steel case.
Historical price: USD 100.00 · unknown
Own caption USD band price; own tax/retail designation unverified.
1964
Hamilton Watch Company · Printed13 — 505 Electric Watches
Regulus II
Stainless steel case.
Historical price: USD 89.50 · unknown
Own caption USD band price; own tax/retail designation unverified.
1965
Hamilton Watch Company · Printed11 — Electric Watches (viewer13)
Regulus II
Stainless steel case. Bracelet. Visible sharedpanel:shock-resistant,anti-magnetic. Printedasteriskpresent;fullsharedfootnoteclipped,pendingverification.
Historical price: USD 100.00 · suggested retail
Owncaption model/band price;catalogfooter designates suggestedretail.Taxunspecified.