An early 20th century yellow and white metal heart-shaped glass backed locket brooch, pave set with diamonds, centred with one old cut diamond surrounded by eighty-five old cut diamonds ranging from 0.02ct to 0.12ct with a total estimated diamond weight of approx. 4.75ct, 25.7mm long x 25.6mm wide, gross weight 14.8 grams, together with a yellow and white metal diamond set bail, set with four graduated old cut diamonds in fitted blue velvet lined burgundy leather heart-shaped case.