A wide array of coloured gemstone jewellery will go under the hammer at Bonhams’ Rare Jewels & Jadeite auction scheduled for November 30 at Admiralty in Hong Kong. Top-billing the sale is a rare sapphire and diamond ring by Mouawad, which has a pre-sale estimate of HK$6.8 million to HK$8.8 million (US$880,000 to US$1.1 million). Read More →

Global luxury auction house Phillips is offering exceptional fancy coloured diamonds and coloured gemstone jewellery at its Jewellery and Jadeite sale scheduled for November 28 in Hong Kong. The auction will encompass a “collection of very fine gemstones and exquisite jewellery, plus a selection of unique vintage pieces,” according to the company. The star lot Read More →

Russian mining giant Alrosa is placing 19 rough diamonds under the hammer, including a 401.97-carat stone as part of an international rough diamond auction and polished diamond tender. The 19 lots, which have a total weight of 1,098 carats, are the property of Alrosa and JSC Almazy Anabara. The polished diamond tender will feature 28 Read More →

Hong Kong-based Tiancheng International raised a total of HK$111,342,440 (US$14.35 million) from its Jewellery and Jadeite Spring Auction held in Central on June 12. A total of 275 lots of diamond, coloured gemstone and jadeite jewellery were sold during the auction. Leading the Hong Kong sale was a jadeite necklace composed of 108 beads of intensely Read More →