Author Archives: Dr Shihaan Larif

IGI Hong Kong Grades the Largest CVD Type IIa Diamond Produced by Shanghai Zhengshi Technology

International Gemological Institute Hong Kong Branch announced on Monday, November 23, 2020, that their laboratory had graded the largest synthetic Chemical Vapour Deposition (CVD) diamond, which is also the largest synthetic colorless diamond produced by any process, submitted to them by a Chinese Manufacturer, Shanghai Zhengshi Technology. The 12.75-carat, Type IIa, F-color, VVS2-clarity, round brilliant-cut […]

Alrosa’s “Spirit of the Rose Diamond” Sets Price-Per-Carat World Record of US$ 1.8 Million at Sotheby’s Geneva, Magnificent Jewels and Noble Jewels Sale

Alrosa’s “Spirit of the Rose Diamond” an oval modified brilliant-cut, 14.83-carat, fancy-vivid-purple-pink, internally flawless, type II stone, derived from the largest pink crystal ever mined in Russia, weighing 27.85 carats, achieved the highest price ever for any purple-pink diamond, sold at an auction, selling to an anonymous bidder for nearly $27 million at Sotheby’s Geneva, […]

Lucara Recovers Enormous 998-Carat Type IIa Diamond from South Lobe of Karowe Mine

Lucara Diamond Corp. a Canadian diamond mining company with producing mine and exploration licenses in Botswana and a 100% ownership of the Botswana Karowe mine, the world’s foremost producer of large, high quality, Type IIA diamonds, announced on November 10, 2020, the recovery of an unbroken 998 carat high white cleavage diamond, with dimensions of […]

Highlights of Sotheby’s Geneva 11th November 2020 Live Magnificent Jewels and Noble Jewels Sale

Sotheby’s Geneva Live Magnificent Jewels and Noble Jewels Sale is due to be held in Geneva on Wednesday, 11th November 2020. A total of 103 lots will be on offer at the sale, consisting of iconic designs from the world’s most prestigious jewelry houses, such as Van Cleef & Arpels, Cartier, Mauboussin, Bulgari, Harry Winston, […]

Sotheby’s Geneva to Auction “The Spirit of the Rose Diamond” the Largest Pink Diamond Ever Mined in Russia

Sotheby’s Geneva is due to put up for sale, on November 11, 2020, an extremely rare pink diamond, “The Spirit of the Rose” – an oval modified brilliant-cut, fancy vivid purple-pink diamond weighing 14.83 carats, derived from the largest rough pink diamond ever mined from a Russian mine in the Republic of Yakutia. The GIA […]

Sotheby’s New York Online/Live Hybrid Auction Shows Strong Demand For Top Quality Diamond, Rare Gemstones & Stylish Signed Jewels

Sotheby’s New York October 22nd, 2020, “Important Jewels” auction, the first auction with bidders in attendance since the outbreak of the Covid-19 pandemic in March, 2020, but held in a new and innovative hybrid format, consisting of an online advanced bidding, culminating in the usual drama of a live auction, registered a substantial Sale Total […]

Meylor Produces Two Large HPHT Black Diamonds

The International Gemological Institute, the World’s largest independent laboratory for testing and grading gemstones and fine jewelry, with headquarters based in Antwerp, Belgium, announced on September 26, 2020, that in early September, they received two large HPHT-produced lab-grown black diamonds for analysis and grading. They further stated that one of those black diamonds had set […]


Lot 34 – A Pair of Antique Gold earrings Set With Diamonds, Circa 1900Estimate: INR 40 – 42 lakhs | US$ 56,338 – 59,155These fish hook gold earrings are set with large sparkling old European cut pear-shaped diamonds. The large diamonds dangle from two smaller circular European cut diamonds. The earrings also have a delicate […]


Lot 50 – An Elegant Four Row Basra Pearl Necklace, Circa: 1940Estimate: INR 1.25 – 1.30 crores | US$ 176,056 – 183,099. Pearls have always been associated with elegance. This four row Basra pearl necklace is composed of 327 graduating pearls. The necklace Art Deco terminals set with diamonds and baguettes in white gold.Basra pearls […]

AstaGuru’s Upcoming Auction Features A Magnificent Collection of Heirloom Jewellery,

Fine Silver & Exceptional Timepieces India’s premium online auction house, AstaGuru, will return with its exclusive sale featuring HeirloomJewellery, Fine Silver and Exceptional Timepieces on 20 – 21 October, 2020. Featuring over 100 lots,the annual online auction comprises a curated selection of vintage Indian & European jewellery whichis bound to excite collectors and jewellery enthusiasts. […]