gold bracelet with ruby and diamond

A gorgeous 18 carat gold bangle with an invisible hinge, decorated with 10 kites each set with four cushion cut rubies horizontally striped with one band of rose cut diamonds and a black enamel band on each side, signed: Lefebvre, France circa 1870.

weight: 38.95 gram
size: 16.5 – 17 cm. fits a size 15 – 16.5 cm well
width: 6.2 cm