Abstract: A locket comprising a front cover and a back cover shaped to accommodate a leaf interposed between the covers when the locket is closed, wherein the leaf comprises an annular member having a central plane, a radially inner portion and a radially outer portion, the radially inner portion being thicker than the radially outer portion in a direction transverse to the central plane, such that the radially inner portion is thick enough to carry a photograph, picture etc whilst the radially outer portion is relatively thin thereby reducing the overall thickness of the locket.