Gemini Zodiac Sign silver guilloche enamel charm by David Andersen

A scarce circa 1930's fine quality 'Gemini Zodiac star sign' the 'Twins' silver gilded Guilloche enamel hexagonal pendant charm, the reverse embossed "David-Andersen Norway-Sterling". Very good condition, retaining original suspension ring, enamel perfect.
Height with ring 29mm.