![]() The serial number on the case dates that to around about the same time as the movement. The Sun grade cases had a gold covering 0.072mm (72 microns) thickness and, as it says, was guaranteed to last for at least 25 years before wear to the gold covering may reveal the composition base. Sadly, the case is not solid 14K gold but is manufactured of a base metal covered in 14K gold by a process known as 'gold filling' a bonding process which fused the gold to (usually) a brass alloy. Aaron Lufkin Dennison was an American who had connections with the Waltham company in the States. The case was made in the UK (Birmingham) by the Dennison Watch Case Company. The movement serial number 4013, dates production to May 1857, using Waltham’s handwritten records (see. This watch comes to you directly from my private Collection, which was assembled over the past 15 years. These movements were very popular being less expensive than an equivalent English made watch and cheaper and easier to maintain as they were machine made with fully interchangeable parts. Antique 1910 Swis Pocket Watch Dennison Case 15J Gold Plated Men’s Hunter RareToday I would like to offer You. This is an example of Waltham's lowest grade output which would have been imported to the UK as an uncased movement and cased here. Your watch has a Waltham Traveller, 7 jewel movement which was made in the USA around 1904 if Saskjoe is correct.
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