Corvidae Antique has dated this piece to the Victorian era.
A classic solid rose gold bracelet with a substantial T bar and secured with a dog clip clasp. Very likely started out as a Victorian watch or guard chain.
In good antique condition; see photos.

Marked JG&S on the T bar and the clip; also stamped 375 (nine-carat gold) on the T bar, clip and most of the links.
Length: 8 inches.
Width: 8mm.
Weight: 19.7g - nicely weighty, compare with other similar chains!
Corvidae Antique has dated this piece to the Victorian era.
Hand picked jewellery from a friendly family business
You can view the stock and full dealer information on the Corvidae Antique Profile Page