Huge vintage signed Grosse 1971 shiny silver tone long pendant necklace, space age disco design by Henkel & Grosse - makers for Dior French_jet but the metal has been

but the metal has been tested and confirmed as sterling silver

The larger brooch has age-related crazing (more minor cracking) along the galalith's edges

so I am guessing at it having been made towards the end of the 19th century

This is a quality piece

Huge vintage signed Grosse 1971 shiny silver tone long pendant necklace, space age disco design by Henkel & Grosse - makers for Dior French_jet but the metal has beenStriking and large statement 1970s space age silver tone pendant necklace by Henkel and Grosse signed 1971 Grosse on the top of the long pendant piece. Fabulous geometric oval disc design with stunning detail. The chunky silver tone snake chain has an adjustable length using the 2 inch extension chain between about 21 and 23 inches. It fastens with a secure spring ring clasp and the extension chain also has a small spring ring clasp at its end so that