An Arts and Crafts enamel

An Arts and Crafts enamel, moonstone and synthetic ruby necklace, circa 1905, in the style of Jessie M. King, composed of floral and foliate motifs applied with green and blue enamel, set with cabochon moonstones and circular-cut synthetic rubies, mounted in silver, with filigree and rope-twist details, length 40cm, length of pendant 5.3cm, unsigned