Antique black enamel locket inset withold mine cut diamonds set in 18ct yellow gold, this locket screws into an outer frame of 3cts of graduating old mine cut diamonds with a diamond and pear drop diamond tassel 50mm x 28mm. Scolloped enamela diamond bale to take a 16 inch (41cm) snake link chain, all presented in a fitted case. English circa 1880