Antique Elgin Pocket Watch Hunting Grade 95 6s 7j 1891 Class 52 RARE Case 14K GP. Serial number of Elgin is 4027017. Serial number of Case is 358069. From what I could find online, the case is a Philadelphia Watch Case Co. Case and is 14k Gold Electro-Plated. The Arm and Hammer logo points to this being the “Perfection Arm and Hammer” case. From Elgin’s serial number lookup page. Production year of the movement within +/- 3 years” style=”box-sizing: border-box; -webkit-tap-highlight-color: transparent; color: rgb(27, 118, 176); text-decoration-line: none; background-color: transparent; -webkit-font-smoothing: antialiased;>. Hunting: The stem is at the 3:00 position, and the movement is meant to be mounted in a case that has a covering over the face. “Sidewinders” are hunting movements in openface cases. ” style=”box-sizing: border-box; -webkit-tap-highlight-color: transparent; color: rgb(27, 118, 176); text-decoration-line: none; background-color: transparent; -webkit-font-smoothing: antialiased;>. 1896 Elgin Serial List. 1904 Elgin Serial List. 1915 Elgin Serial List. 1927/1950 Elgin Serial List. 1538.95G40.6S165.61M165.