Leo de Vroomen amethyst, chrysoprase and enamel suite, circa 1984, comprising: a necklace designed as an articulated collar composed of three lines of amethyst beads between gold spacers decorated to the front with an architectural motif centring a square sugarloaf amethyst framed by a green enamel surround flanked by a similar motif between green chrysoprase beads, mounted in 18ct gold, inner circumference 390 mm, London assay marks, marker's mark L.D.V for Leo de Vroomen, a ring, size R1/2, and a pair of earrings en suite, length 28 mm, clip fittings (3).