Corvidae Antique has dated this piece to the Edwardian era.
The inside contains two circular frames to hold pictures or photos; one rattles around a little but will fit snugly with a photo or little piece of card behind.

SIZE: Approximately 2.3cm, not including the bail.
WEIGHT: 4.1g.
MATERIALS: Nine-carat (375) gold. All parts are gold, it's not a back-and-front locket.
HALLMARKS/STAMPS: Hallmarked for nine-carat gold, Chester 1908, with the sponsor's initials AI.
CONDITION: In excellent antique condition with the hinge and clasp in good working order.
ERA: Edwardian, 1908.
Corvidae Antique has dated this piece to the Edwardian era.
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