two colored gold brooch with pearls and diamond

A two colored 18 carat gold brooch representing a vine with pearls as grapes and a little cushion cut diamond as a dewdrop, connected with a chain to a small pin with a leave and pearls, France, 19th century.

weight: 7.4 gram
dimensions brooch: 5.5 x 3 cm.
dimensions pin: 0.7 x 1.2 cm.
length pin: 5 cm.