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Dueber Watch Case Mfg. Co.
Dueco

Dueber Watch Case Mfg. Co. Dueco
Watch Case Marking for Dueber Watch Case Mfg. Co. Dueco: Gold Filled Dueco

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Note: Case manufacturers modified markings over time. As a result, the image above is simply a representation of one particular marking used by the company. Your case marking may differ based on the production era and other parameters.

Dueco

Database ID:PWDB-656
Case Grade:Dueco
Material:Gold-Filled
Introduced:1915
Note:Dueco cases were introduced around 1915. Simply marked "Gold Filled," it is difficult to determine what gold content or guarantee characterized these cases.
Trademark:109158
Trademark Issued:Mar 21, 1916
In Use Since:October 6, 1915
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