Late 1700′s Jn Adamson. Antique Verge Fusee Pocket Watch Silver Case By Richard Grove, London. Work from 1794 to 1805. 48.85mm in Diameter and 26mm Thick. The case has some dents on the back that can be fixed by professional. Dial has no hairlines. The movements runs for a bit then stops. Original Key is included. Anstruther is a small town in Scotland, so the Watchmaker was probably. This watch may needs further research, so good luck.