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Dueber [Anchor] Special Trademark Issued: Dueber established a watch case company in Cincinnati, OH in the s, in association with Mr. Ignored post by Jerry King posted February 24, Below is the trademark being discussed. Lin has a good point as many good quality gold filled cases will show as solid on some tests but in fact are gold filled. May be raised as posted by Douglas Romero within stamping or incised: Add to My Favorites. Gold-filled cases were often marked with a guarantee, another innovation credited to James Boss, which specified a number of years that the case was guaranteed to wear.

Anchor and Serpent Trade Mark Dueber. Click here for instructions on how to identify and open most common case types. Discussion in ‘ Archived Threads ‘ started by Kent , May 22, Dueber Case Marking help! Examples of solid gold case marks on American pocketwatch cases. Answers to these and many other questions about watch case materials can be found below. Dec 9, 0 16 Stockholm, Sweden Country Flag: Keystone gold case; Center:

Anonymous It’s a 14k gold filled case. You must log in or sign up to post here.

Then finally compare the feel and weight with other cases, the more cases you handle the more you will understand. When the covers can be easily flexed, the case is almost invariably gold. Dueber 18 K [Anchor] Trademark Issued: Apr 29, 2, 55 48 Country Flag: Ignored post by Martin Wagner posted February 24, Keep track of your watches, notes, service records, upload photos, and use our value guide!


The acid method is pretty reliable but as Lin says, one should be very careful of where the test is conducted on the case I have qatch same watch. Does anyone know of a non invasive tester that is always reliable? I have a beutifull box hinged hunter case 18 size but i do not know if it is gold filled or solid gold. No Reproductions Permitted Without Permission. This site uses cookies.

Manufacturing was moved to Newport, KY across the Ohio river from Cincinatti in the while the offices remained in Cincinnati for several years. Average Rating Click here to add your own comments.

Is every gold-colored case watch case made of gold? Goddard Gruen Hamilton Hampden E. If it is an anchor and engraved it is Gold Filled or if it is raised, it is solid gold Keystone gold case; Center: Aftergold-filled cases were simply marked “Gold-Filled” as seen below.

Dueber Case Marking help! – Topic

Thanks everyone, The stamp is definitely an anchor like the illustrations show, but does not appear to be raised. Independent Ingersoll International J. The gold layers could consist of karat, karat or karat gold. Goddard Luther Goddard M. Because the marking is confusing, and since I am working without benefit of any photographis images, I recommend the same.

Examples of solid gold case marks on American pocketwatch cases. Do not use the case number. There is no brass at all on the case. Join for FREE Keep track of your watches, notes, service records, csae photos, and use our value guide! By continuing to use this site, you are agreeing to our use of cookies. Your MB username or email address: Gale Dueber made gold cases and also gold cases which were not solid gold, that is, in many different grades.


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Vrettman went bankrupt in and sold all of the company’s equipment to Amtorg, a Russian purchasing company. However I have never seen a Dueber raised not incised anchor case that was not solid gold.

Materials Used to Make Vintage Watch Cases

Enter the serial number from the pocket watch movement below. Hampden produced some very fine quality watches, and introduced the first 16 size, 23 jewel movement made in America.

Nearly 30 boxcars of machinery left Canton in with 21 former Dueber Hampden employees who contracted for one year to teach the Russians the craft of watchmaking.

Add to My Favorites. No, create an account now. Examples of coin-silver case marks on American pocketwatch cases. Compare the ads Jerry and I posted, compare the various ads in this topic