What era is this vintage Western Germany Lucite necklace from?

This necklace is from the mid-20th century, specifically around the 1950s to 1960s, a popular era for Lucite costume jewelry made in Western Germany.

What materials are used in this multi-strand necklace?

The necklace features faceted aurora borealis and white Lucite beads, which are lightweight plastic materials popular in vintage costume jewelry.

What does it mean that the necklace is 'signed' and marked on the clasp?

A signed necklace means the maker or manufacturer marked the piece, often on the clasp, confirming its authenticity and origin, in this case from Western Germany.

What defines Lucite jewelry and why is it collectible?

Lucite jewelry is made from a durable plastic resin known for its clarity and ability to be molded into various shapes and colors. It became popular in the mid-20th century and is collectible for its vintage charm and unique designs.