a circular outline of pavé-set round rubies weighing approximately 0.48ct, designed to surround separate stud attachment, the central bar with channel-set princess-cut emeralds weighing approximately 2.20 ct with milgrain detail and a trillion-cut cabochon ruby terminal, looped through a knife edged donut-shaped jade disc, width approximately 3cm, length approximately 4cm, total weight 17.60 grams