An early 20th Century diamond set platinum fob watch on long diamond chain. The plain cream...

An early 20th Century diamond set platinum fob watch on long diamond chain. The plain cream enamel dial with black Arabic numerals and a diamond set sunburst pattern applied to the reverse. The case numbered 55504 and marked with various inventory numbers and makers marks. 2.5cm wide. On a fine link platinum chain. Alternately mounted with circular and oval sections millegrain set with rose cut diamonds. The chain 61cm.