Mytton Antiques - Jerrard Nares has dated this piece to the 1870s.
The flask with a ball top, rotating to secure a bayonet catch and hinged to the collar. The upper part of the glass body cased in Morocco leather, with a reveal to each side.

The lower body cased in a gilt interior slide off cup. The collar and underside of the cup impressed with the makers marks.
In excellent condition throughout.
Date circa 1870.
Height 6 1/2 inches, 17cm.
Width 4 inches, 10cm.
Depth 1 1/2 inches, 4cm.
Mytton Antiques - Jerrard Nares has dated this piece to the 1870s.
Fine antiques from the 18th century onwards, supplying both trade and private customers worldwide.
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