A unique modern-looking polished green-stone bracelet made out of the green mineral chlorite, and discovered together with a ring carved out of marble, inside an ancient Siberian cave, known as the Denisova cave, in the Altai Mountain range in 2008, has now been determined by Russian Scientists and Archaeologists to be around 40,000 years old, […]
Category Archives: International Gem & Jewelry News
Association between certain plant species and specific minerals in the soil have been known since medieval times, as in the case of Sweden, where plants have been used to locate sources of copper. Botanists and Geologists have also known for a long time that certain plant species have adapted themselves to grow in certain soil […]
The 2015 CIBJO Congress held in Salvador, the Capital of the northeastern Brazilian State of Bahia from May 4-6 th, 2015, the first ever to be held in a Latin American country, came to a successful close after three days of fruitful deliberations, culminating with the arrival at a consensus on the controversial subject of […]
On the second day of the CIBJO Congress which is underway in Salvador, in the Brazilian State of Bahia, the CIBJO President Gaetano Cavalieri has released a special report, covering the organisation’s activities and issues on the industry agenda. The President’s report covers a wide range of subjects, including the state of small and medium-sized […]
The 2015 CIBJO Congress opened on Monday, May 4, 2015 at the Sheraton da Bahia, in Salvador, the capital of the north-eastern Brazilian State of Bahia. The World Jewellery Confederation’s Annual Congress held for the first time in a Latin American Country, takes place from May 4-6, 2015, and gathers together the members of national […]
Galatea automated systems developed by Israeli entrpreneurs to detect defects and inclusions in rough diamonds, was purchased by Sarine Technologies in 2008, which further perfected the technology from prototype to commercial reality by launching the Galaxy™ system in 2009. The Galaxy™ 1000 is the world’s leading fully automated system for detection and mapping of internal […]
Gems & Gemology, the quarterly scientific journal of the Gemological Institute of America in its first issue for 2015, takes a journey around the world, exploring the latest sources of colored gemstones, such as blue spinel from Vietnam, amethyst from Morocco and ruby from Mozambique as well as reporting on the progress made by China’s […]
Bonhams London first fine jewelry sale of 2015, held on April 22, 2015, clearly demonstrated an increase in demand for colored gemstones with fierce bidding taking place in the saleroom, on the telephone and online, from buyers across the globe. The auction house had tracked a significant increase in the price-per-carat achieved for colored gemstones […]
Sotheby’s Geneva Magnificent Jewels and Noble Jewels Sale coming up on May 12, 2015 promises to be an exciting and memorable event going by the impressive array of jewels and jewelry lined up for the auction, led by a historic and exceptional 8.72-carat, cushion brilliant-cut, VS2-clarity, fancy vivid pink diamond mounted on a ring (Lot […]
Sotheby’s New York April 21, 2015, Magnificent Jewels Sale achieved an impressive sale total of US$65.1 million, selling 294 lots out of 368 on offer, working out to 80% by lot and 85% by value. The total sale achieved was a new record for total sales, for a jewelry aucion at the Company’s New York […]