Necklace in 18K (750) gold and platinum, centered on a fleuron motif set with an oval emerald surrounded by foliage embellished with rose-cut diamonds and half-pearls. Design size: 2 x 3.8 cm. Gross weight: 7.8 g (transformations, accidents, shocks with missing material; a broken chain and an oval ruby weighing 0.70 ct on paper, shocks with missing material, are included).