The Vintage Wrist Watch Company has dated this piece to the 1890s.
The chain measures 36cm long including the T-bar and the clasp.
The later clasp is hallmarked for 1899.

Each of the graduated links has the lion silver mark.
Also included is a later enamel and silver fob, Kingstanding & District Domino League. The fob is engraved to the reverse, ‘League Knock-Out, 1950, Winner G Simkins, Kingstanding Social DC’.
Total weight of the chain and the fob is 64g.
The Vintage Wrist Watch Company has dated this piece to the 1890s.
Specialists in antique and vintage wrist watches and pocket watches
You can view the stock and full dealer information on the The Vintage Wrist Watch Company Profile Page