gold chrysoprase and pearl pendant and slides/brooches

A pendant and two elements for a ‘collier de chien’ that can also be turned into two brooches with the original backs, all in 18 carat gold set with natural sweet water pearls and chrysoprases, with master mark and original fitted case, circa 1900.
weight: 37 gram
dimensions slides: 3.5 x 2.5 cm.
dimensions pendant: 7.5 x 4.4 cm.

PeriodArt Nouveau
Please find me a jewel like this