Most likely period Napoleon III. Good, very inconspicuous small chip on one of the loops (see photo No. Diameter of the stone jet: 1.3 cm.Total & inner width: 0.7 cm & 1.5 cm. Internal height: 1.7 cm. French state control, solid gold grading 750/1000. Hades_et_persephone wishes you a very pleasant shopping. The seller is \This article can be shipped worldwide.