Round Sterling Silver Locket with Chain

This is a round Sterling Silver locket with chain.
The front and back are engraved with a pretty swirl design.
It hangs from a 20 inch sterling silver curb chain.
It opens and shuts perfectly.
This is a pre-loved locket, it has been polished and is in excellent condition.

Stamped: 925 A*D
Outside measurements: 28mm
Inside measurements: 21mm
Chain length: 20 inches / 51cm
Chain stamped: 925
Locket and chain weight: 21.8 grams