The Silver Squirrel has dated this piece to the 1900s.
It will date to c1905 having a beautiful Art Nouveau design. It has been engraved AA. It is in very good condition being free from dings, splits, holes and repairs, with just a little scratching to the reverse - see photos. It measures approx 3.5 inches (9cm) by 2.75 inches (6.6cm) excluding the chain and 72 grams. A superbly designed top quality example.
The Silver Squirrel has dated this piece to the 1900s.
You can view the stock and full dealer information on the The Silver Squirrel Profile Page