BOUCHERON Chalcedony and Diamond Ring, 'Serpent Bohème', HK$40,000–60,000

GIANMARIA BUCCELLATI Gold Brooch, HK$20,000–40,000

JACOB & CO. Pair of Diamond Earrings, HK$50,000–80,000

ADLER Diamond and Gem Set Brooch, HK$30,000–60,000

Cobalt Spinel and Diamond Ring, HK$40,000–60,000

Pair of Ruby, Sapphire, Emerald and Diamond Earrings, HK$80,000–120,000

Diamond Brooch, late 19th century, HK$32,000–48,000

MARINA B Cultured Pearl and Gem Set Choker, HK$40,000–80,000

HERMÈS Gold Brooch , HK$48,000–65,000

Paraíba Tourmaline and Diamond Ring, HK$55,000–80,000