Open the cases rear cover and look for the markings “10k,” “14k,” or “18k.” This should be easy to see, as it will be impressed into the inside back cover. If one of those markings is visible, then your pocket watch is gold.

How do I identify my pocket watch?

0:261:35How to Identify an Antique Pocket Watch - YouTubeYouTubeStart of suggested clipEnd of suggested clipShould be at the three position at three oclock on a open-faced watch the position of the winding.MoreShould be at the three position at three oclock on a open-faced watch the position of the winding. And setting stem and Crown is always at the twelve.