Hamilton / Model reference

Converta III

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

6 appearances

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

1959

Hamilton Watch Catalog 1959–1960

Hamilton Watch Company, Lancaster, Pennsylvania · Electric printed15 — complete product page

Converta III

14KGoldNumeralsandRhodiumPlated,LuminousMarkers.Waterproof*.Bracelet115. Own group second-setting device,one-third fewerparts and accuracy claims.

Band: Bracelet printed
Case material: Stainless Steel with 10K Yellow Gold-filled Cap printed
Movement type: Electric printed
Dial luminosity: Luminous markers printed
Dust resistance: Dustproof printed
Marketed gender: Men printed
Water resistance: Waterproof (historical catalog claim; original seal must be properly restored if opened for servicing) printed

Historical price: USD 115.00 · unknown

Own caption Bracelet $115.00;FederalTaxinclusion inferred adjacentprinted14footer,notstatedonprinted15. USDinferred;audienceunspecified.

1959

Hamilton Watch Catalog 1959–1960

Hamilton Watch Company, Lancaster, Pennsylvania · Electric printed15 — complete product page

Converta III

14KGoldNumeralsandRhodiumPlated,LuminousMarkers.Waterproof*.Strap100. Own group second-setting device,one-third fewerparts and accuracy claims.

Band: Strap printed
Case material: Stainless Steel with 10K Yellow Gold-filled Cap printed
Movement type: Electric printed
Dial luminosity: Luminous markers printed
Dust resistance: Dustproof printed
Marketed gender: Men printed
Water resistance: Waterproof (historical catalog claim; original seal must be properly restored if opened for servicing) printed

Historical price: USD 100.00 · unknown

Own caption Strap $100.00;FederalTaxinclusion inferred adjacentprinted14footer,notstatedonprinted15. USDinferred;audienceunspecified.

1960

Hamilton Watch Catalog 1960–1961

Hamilton Watch Company, Lancaster, Pennsylvania · Electric printed17 — full product page

Converta III

Converta III:Stainless Steel with 10K Yellow Gold-filled Cap Case. 14K Gold Numerals and Rhodium Plated Luminous Markers;dial substrate unstated. OwnWeatherproofcaptionlogoWaterproofDustproof/ownsealrestorecondition. ElectricNoWindingSecondSettingDeviceShockAntiFullyAdjustedprecedingprinted15groupqualified.

Band: Bracelet printed
Family: Electric printed
Adjustments: Fully adjusted printed
Minute track: Pearled Track printed
Case material: Stainless Steel with 10K Yellow Gold-filled Cap printed
Movement type: Electric printed
Dial decoration: 14K Gold Numerals and Rhodium Plated Luminous Markers printed
Dial luminosity: Rhodium Plated Luminous Markers printed
Dust resistance: Dustproof — provided original seal is properly restored if opened for servicing printed
Marketed gender: Men printed
Shock resistance: Shock resistant printed
Water resistance: Weatherproof; waterproof — provided original seal is properly restored if opened for servicing printed
Magnetic resistance: Anti-magnetic printed

Historical price: USD 115.00 · unknown

Ownprinted17 Bracelet $115.00;Tax/change/prior-saleinferredprinted16footer/USDinferred/audienceunknown.

1960

Hamilton Watch Catalog 1960–1961

Hamilton Watch Company, Lancaster, Pennsylvania · Electric printed17 — full product page

Converta III

Band: Strap printed
Family: Electric printed
Adjustments: Fully adjusted printed
Minute track: Pearled Track printed
Case material: Stainless Steel with 10K Yellow Gold-filled Cap printed
Movement type: Electric printed
Dial decoration: 14K Gold Numerals and Rhodium Plated Luminous Markers printed
Dial luminosity: Rhodium Plated Luminous Markers printed
Dust resistance: Dustproof — provided original seal is properly restored if opened for servicing printed
Marketed gender: Men printed
Shock resistance: Shock resistant printed
Water resistance: Weatherproof; waterproof — provided original seal is properly restored if opened for servicing printed
Magnetic resistance: Anti-magnetic printed

Historical price: USD 100.00 · unknown

Ownprinted17 Strap $100.00;Tax/change/prior-saleinferredprinted16footer/USDinferred/audienceunknown.

1961

Hamilton Watch Catalog 1961–1962

Hamilton Watch Company, Lancaster, Pennsylvania · 505 Electric watches — printed12 — scan14-full50.png

Converta III

Converta III: Stainless Steel case; 10K Yellow Gold-filled cap; 14K Gold numerals and rhodium plated, luminous markers; Bracelet $115.00. Ownviewer14/printed12fullyreviewed6styles16candidateconfigs/allHamilton. OwnElectricheading/preceding13advertised505group/FullyAdjustedAntiMagneticShockResistantNoWindingqualified/notphysicalmovementcaliberinspection. MenINFERREDstylecontext/indexpending. ConvertaIIStainlessSteelCase14KYellowGoldCAP;IIIStainlessSteelCase10KYellowGoldFILLEDcap/notwholegoldcase;Steelcasecolorunset/bandmaterialunset/StyledInSteelbadgesnotbandmetal. IIyellowbrushedgolddialSterling;IIIowncaptiondialmaterialunset. III14KGoldNUMERALS/rhodiumplatedluminousMARKERS/notassertGoldmarkers. SaturnYellowWhite10KGoldFilled×WhiteBlackBACKGROUND4candidateoptions;YellowORWhiteembosseddecoration/rimkeptverbatim/noindependentrimcrossproduct/pairclaim/dialmaterialunset. MeteorownGoldANDBlackcoloredSterlingDialSINGLECOMPOSITE/not2alternatives. PacerYellow10KcaseWhiteGoldFilledLUGS/karatlugunset×WhiteBlackSterlingDial×Bracelet125Strap110=4. AquatelYellowINCISEDmarkers/BlackMINUTEtrackSterling/notBlackdial. OwnWeatherproofbadgesII/Saturn/III/AquatelONLY;preceding13starWaterproofDustproofprovidedsealsrestoredifopenedqualified;noMeteorPacerweatherborrow. Allbandmaterialunset/nojewels/seconds/mainspring/origin/casebackborrow. Own12Taxinclusive/change/prior-salefooter/USDinferred/audienceunknown. Illustrationsnotclaimallcolor/attachmentconfigspictured. Canonicalpending.

Band: Bracelet printed
Family: Electric watches printed
Winding: No winding on or off the wrist printed
Dial track: Pearled track printed
Adjustments: Fully adjusted printed
Case material: Stainless Steel printed
Movement type: Electric printed
Dial decoration: 14K Gold numerals and rhodium plated, luminous markers printed
Dust resistance: Dustproof (provided seals restored if opened) printed
Marketed gender: Men inferred
Shock resistance: Shock-resistant printed
Water resistance: Waterproof (provided seals restored if opened) printed
Case cap material: 10K Yellow Gold-filled printed
Weather resistance: Weatherproof printed
Advertised movement: Hamilton 505 Electric (preceding section introduction) printed
Magnetic resistance: Anti-magnetic printed

Historical price: USD 115.00 · unknown

Owncaptionprice;own12FederalTaxinclusive/change/prior-sale;USDinferred/audienceunspecified.

1961

Hamilton Watch Catalog 1961–1962

Hamilton Watch Company, Lancaster, Pennsylvania · 505 Electric watches — printed12 — scan14-full50.png

Converta III

Converta III: Stainless Steel case; 10K Yellow Gold-filled cap; 14K Gold numerals and rhodium plated, luminous markers; Strap $100.00. Ownviewer14/printed12fullyreviewed6styles16candidateconfigs/allHamilton. OwnElectricheading/preceding13advertised505group/FullyAdjustedAntiMagneticShockResistantNoWindingqualified/notphysicalmovementcaliberinspection. MenINFERREDstylecontext/indexpending. ConvertaIIStainlessSteelCase14KYellowGoldCAP;IIIStainlessSteelCase10KYellowGoldFILLEDcap/notwholegoldcase;Steelcasecolorunset/bandmaterialunset/StyledInSteelbadgesnotbandmetal. IIyellowbrushedgolddialSterling;IIIowncaptiondialmaterialunset. III14KGoldNUMERALS/rhodiumplatedluminousMARKERS/notassertGoldmarkers. SaturnYellowWhite10KGoldFilled×WhiteBlackBACKGROUND4candidateoptions;YellowORWhiteembosseddecoration/rimkeptverbatim/noindependentrimcrossproduct/pairclaim/dialmaterialunset. MeteorownGoldANDBlackcoloredSterlingDialSINGLECOMPOSITE/not2alternatives. PacerYellow10KcaseWhiteGoldFilledLUGS/karatlugunset×WhiteBlackSterlingDial×Bracelet125Strap110=4. AquatelYellowINCISEDmarkers/BlackMINUTEtrackSterling/notBlackdial. OwnWeatherproofbadgesII/Saturn/III/AquatelONLY;preceding13starWaterproofDustproofprovidedsealsrestoredifopenedqualified;noMeteorPacerweatherborrow. Allbandmaterialunset/nojewels/seconds/mainspring/origin/casebackborrow. Own12Taxinclusive/change/prior-salefooter/USDinferred/audienceunknown. Illustrationsnotclaimallcolor/attachmentconfigspictured. Canonicalpending.

Band: Strap printed
Family: Electric watches printed
Winding: No winding on or off the wrist printed
Dial track: Pearled track printed
Adjustments: Fully adjusted printed
Case material: Stainless Steel printed
Movement type: Electric printed
Dial decoration: 14K Gold numerals and rhodium plated, luminous markers printed
Dust resistance: Dustproof (provided seals restored if opened) printed
Marketed gender: Men inferred
Shock resistance: Shock-resistant printed
Water resistance: Waterproof (provided seals restored if opened) printed
Case cap material: 10K Yellow Gold-filled printed
Weather resistance: Weatherproof printed
Advertised movement: Hamilton 505 Electric (preceding section introduction) printed
Magnetic resistance: Anti-magnetic printed

Historical price: USD 100.00 · unknown

Owncaptionprice;own12FederalTaxinclusive/change/prior-sale;USDinferred/audienceunspecified.