Beautiful early c19th carnelian miniature scent bottle pendant  in the form of a scallop shell with 18ct gold cap,original bale and micro belcher chain. c.1820.
Exquisitely carved in rich warm tawny carnelian, with high carat gold cannetille cap, and woven bale.
The cap is a push fit and is attached by an extra chain.
Scent bottle 1 inch, with chain and bale 1.5 inches. 
These tiny perfume pendants were useful as vinaigrettes or pomanders, containing precious oils which could be inhaled when desired in the not always pleasant-smelling atmosphere of Georgian society.