Inside the rear cover it is stamped with. I cant find any reference to what I believe is the watch case makers initials J.
The case serial number, 16020. The case serial number is also stamped on the gold inner dust cover.
The movement winding pin and hands adjustment use a square watch key (supplied). The front mineral glass is in excellent condition with no scratches. The watch measures 1.3 (3.4cm) diameter by 0.25 (0.7cm) thick and weighs 30g. Overall the watch is in excellent condition and it just ouzes class. Please see my pictures for the details of the condition, which complement this description. I can look at alternative carriers and try and obtain the best deal for you, depending which country it needs to be delivered to. Many thanks for taking the time to look. The item "STUNNING ANTIQUE 18CT GOLD & ENAMEL LADIES PENDANT OR FOB POCKET WATCH c1860" is in sale since Sunday, July 23, 2017.This item is in the category "Jewellery & Watches\Watches, Parts & Accessories\Pocket Watches". The seller is "safinob" and is located in Reading. This item can be shipped worldwide.