This is a choker length fine link chain necklace. There is a jet pendant with carved F initial . The pendant may at one time had been a watch fob and was converted to a pendant. The ring attachment to the gold tone chain is silver tone. However it does make a great pendant for someone with the initial F. There is some solder around the gold tone ring on the fob. The chain is gold tone with a spring ring clasp. Dates to the early 1900's. Length of the chain is 16 inches. The fob is 7/8 inches in width by 7/8 inches in length.