A gorgeous early twentieth century sterling silver watch chain with t-bar, heart fob and double dog clips. 
The fob is hallmarked, Birmingham 1917 with makers mark HB&S. 
The T-bar and dog clips are also stamped with a makers mark F&G and a date letter mark but no assay office mark (probably would also be Birmingham). 
Each link is stamped with the lion passant mark for sterling silver although most marks are worn. 
Total length of chain (excluding chain parts on the fob and t-bar): 16”
Weight: 47.7g
Fob measures:  3 x 2.2cm
T-bar length: 4cm
Dog clips: 2.4cm end to end 
Links width: 5.5mm to 7.5mm (graduated)
In very good antique condition with light surface wear.
Please note that any boxes and additional jewellery (the other chain shown) in the photos are for display purposes only and not included in the sale of this piece although it will be sent securely in a new good quality jewellery box.