Lovely Black enamelled necklace by Aksel Holmsen 1950s -Norway

Black and lovely guilloche enamelled necklace designed by Aksel Holmsen for David Andersen in the 1950s. Norway. Perfect as both a party - and everyday necklace. Extra chain lenght clasp to either shorten or extend the necklace.
Measures: approx 43 cmL, 0,9 cmW.  Original stamp on backside with: " Norway Sterling 925 S." Good vintage condition.

"A Scandinavian midcentury modern jewelry you will be able to enjoy your whole life!"