Web site: https://www.ancient-jewellery.com/
This is a nice Georgian double-ended crank pocket watch key, dating to the early 18th century. This key would have once been used to wind up early verge fusee watches, the smaller key used for setting the date or moving the hands. This example is intact and in working condition.
OBJECT: Watch Key
DATE: c. 1720 - 1750 AD
SIZE: 33mm x 34mm
WEIGHT: 3.63 grams