Julie Cartwright Antiques has dated this piece to the Georgian era.
The silver collar with a stunning green stained ivory barrel-shaped handle. The reeded cover unscrews to reveal the original steel helix. The cover is fully hallmarked at the base, which is quite unusual and is a bonus.

Hallmarks:
IT for Joseph Taylor.
Birmingham Assay Mark.
Date letter "w" for 1794.
Duty Mark.
Lion Passant.
Dimensions:
Height: 8cm / 3 inches.
Width: 5cm / 2 inches.
Condition:
Very good
Silver in very good condition..
Julie Cartwright Antiques has dated this piece to the Georgian era.
You can view the stock and full dealer information on the Julie Cartwright Antiques Profile Page