Tourmaline – Birthstone for October
Birthstone for the month of October. The ‘rainbow gemstone’. The name tourmaline comes from the Singalese expression tura mali meaning ‘stone of mixed colours’. Tourmalines come in a huge spectrum of colours: red, pink, reddish-violet, yellow, green, blue, and brown. Click here to read full article. Tourmaline – October birthstone
Sapphire – Birthstone for the month of September
The ‘gem of the heavens’, the name is derived from the Greek sappheiros meaning blue. It is the birthstone for September and the anniversary gemstone for the 5th and 45th years of marriage. Sapphires are available in a wide range of colour except red. Sapphire in colours other than blue are called fancy sapphires. Colours […]
5 Surprising Things I Learned at the Lightbox Lab-Grown Diamond Factory
(JCKonline) – In November, I joined a small group of journalists on a tour of the Lightbox lab-grown diamonds facility in Gresham, Ore., a suburb of Portland. JCK news director Rob Bates made the same trip in the fall of 2018, but the factory, which is owned by De Beers subsidiary Element Six, was still a construction site when he visited. When […]
Debmarine to Launch World’s Most Advanced Diamond Vessel
(IDEX Online) – The world’s most advanced diamond recovery vessel, the $420m Benguela Gem, is to set sail off the coast of Namibia next week. The 177-meter ship (pictured) will join Debmarine’s existing five-strong fleet, which dredge thousands of tonnes of sediment fat 90 to 150 meters below the seabed, 12 miles off the south-western […]
Dior Unveils its Lucky 88.88-ct Yellow Diamond
(IDEX Online) – Christian Dior yesterday unveiled an 88.88-carat cushion-cut yellow diamond – worth an estimated $50m – at the re-opening of its flagship store in Paris. The fancy intense VVS2 stone was recovered as a 150-carat rough gem at the Kimberley mine, South Africa, owned by Ekapa. Dior acquired it for an undisclosed sum […]
An Industry Veteran on How Lab-Grown Diamonds Are Pushing the Trade To Experiment
(JCKonline) Some people are born with a silver spoon in their mouth. Avi Levy was born with a diamond. The son of a diamantaire who had an office on New York’s 47th Street, Levy, now the North America president for the International Gemological Institute (IGI), began his career in the diamond trade the old-fashioned way: […]
Christie’s Selling 228.31 Carat Diamond, Largest White Stone Ever Auctioned
On May 11, Christie’s Geneva Magnificent Jewels sale will auction a 228.31 pear-shape diamond, considered the largest white diamond ever auctioned. The gem, dubbed The Rock, is expected to fetch between $20 million and $30 million. Click here to read full article.https://www.jckonline.com/editorial-article/christies-228-31-carat-diamond/
8.82-cts Purple-Pink Diamond Could Sell for $6m
(IDEX Online) – An extremely rare 8.82-ct fancy intense purple-pink pear modified brilliant-cut diamond, set in a platinum ring with two smaller stones, is to be auctioned with a high estimate of $6m. It is among the highlights at Christie’s Magnificent Jewels auction in New York on 13 April. Click here to read full article. http://www.idexonline.com/FullArticle?Id=47499
Can alcohol based (70%) sanitisers damage your gems and jewellery?
Words of caution and a suggestion- clean or have your jewellery cleaned more often.Jewellery made from metals: Alcohol-based sanitiser does not cause immediate damage, but the build-up of residue could cause metals to tarnish and wear over time. Click here to read full article. Blog – Can Alcohol sanitiser damage jewellery
Diamond testers- useful tools but have their limitations
Diamond testers are a useful tool when wishing to check that the gem you are looking at, is in fact a diamond. There are a wide variety of suppliers and different units. The units shown in this article are for illustrative purposes only. Click here to read full article. Diamond Testers
