Of Modernist design, composed of a large oblong-shaped moonstone cabochon, embellished to either flank with a rainbow of platinum arches embellished with a brilliant-cut diamond arc, 1930s, unsigned.
Of Modernist design, composed of a large oblong-shaped moonstone cabochon, embellished to either flank with a rainbow of platinum arches embellished with a brilliant-cut diamond arc, 1930s, unsigned.