A diamond and synthetic emerald pendent necklace, by Damiano Grassi, together with a ring, 1970s, the detachable pendant/brooch designed as a sculpted gold flowerhead, with synthetic emerald crystal centre, accented throughout with diamond-set white gold detail, the longchain composed of a series of textured and polished gold concave links, together with a ring set with a synthetic emerald crystal within a polished gold oval surround (not illustrated), necklace signed Damiano Grassi, diamonds approximately 0.60 carat total, mounted in 18 carat yellow gold, Italian assay marks, length 42.5 cm, pendant/brooch length 5.5 cm, gross weight 173.5 grams, ring mounted in 18 carat yellow gold, gross weight 14.7 grams, ring size Q½