The Art of de Grisogono Necklace
The most expensive D Color Flawless Diamond Jewel at auction – 2017
163.41-carat, rectangular-cut, D, Flawless diamond, type IIA, suspended from a diamond and emerald necklace by de Grisogono. Sold for $33.7 million at Christie’ s Geneva in 2017.
The Manuscript Bracelet
Most expensive colored diamond bracelet at auction – 2018
A fabolous colored diamond, diamond and seed pearl bracelet by the Master Edmond Chin for Boghossian. Inspired by a 15th-century German manuscript, the bracelet is adorned with rare colored diamonds and natural pearls. The intricacy of this jewelry piece has required great technical knowledge and very sophisticated craftsmanship.
It took Boghossian ten years to assemble the colored diamonds and a further 18 months to produce the finished piece. It is a fine example of Boghossian’s exceptional gemstone setting. Sold at Christie’s Hong Kong in May 2018 for $4.46 million.
Paraiba drop Earrings
Most expensive Paraiba Tourmaline at auction – 2018
Due to the scarcity and the availability of Paraiba, prices have soared up exponentially in recent years. It is considered to be one of the most precious and valuable colored gemstone, mesmerizing individual with its neon glow and radiance which makes it seems almost magical. These pair of 7.46 ct and 6.81ct, pear-shaped, Brazilian Paraiba tourmaline drop earrings sold for almost $2.8 at Christie’s Hong Kong in 2018.
The Oppenheimer Blue
The biggest Fancy vivid blue diamond at auction – 2016
The most expensive jewel in auction (at the time) – 2016
Christie’s Magnificent Jewels auction in Geneva on May 2016, was memorable: the Oppenheimer Fancy Vivid Blue diamond of 14,62 ct was bought for $57.9 million. The gem was named in honour of its previous owner, the diamond connoisseur Sir Philip Oppenheimer, from the family behind De Beers. The rectangular-cut stone originated from South Africa and was nicknamed “the gem of gems”. Bidding for the gem took more than 20 minutes, with cheers and applause erupting from the audience of over 300 clients every time a new bid was received.
The Blue Belle of Asia
The most expensive sapphire sold at auction – 2014
The Blue Belle of Asia, weighing 392.52 carats, is the fourth-largest recorded blue sapphire in history. This legendary stone was discovered in Ceylon (now Sri Lanka), known as the ‘Island of Gems’, in 1926. The cushion-cut, cornflower blue Ceylon sapphire fetched nearly twice its pre-sale high estimate of $9.9 million and it was bought at Christie’s in 2014 for around $17.3 million becoming the most expensive sapphire sold at auction.
The Rockefeller Emerald
The most expensive price per carat Emerald at auction – 2017
In 2017, Christie’s offered a gem-quality emerald of 18.04 ct that belonged to the Rockefeller family. Gifted to David Rockefeller by his father upon the death of his mother, the stone was set in a beautiful diamond ring designed by Raymond C. Yard in 1948.
Described by the American Gemological Laboratory as ‘exceptional’ and possessing an ‘unusual combination of size, provenance, absence of treatment and quality factors that contribute favourably to its rarity and desirability’, the Rockefeller Emerald was purchased for $5,5 million. At $305,516 per carat, it broke the price-per-carat world record previously held by a Bulgari emerald brooch from The Collection of Elizabeth Taylor. The day after the auction, a representative for Harry Winston announced that the firm was ‘immensely proud to own the finest emerald in the world, which once belonged to one of America’s most important dynasties’.
The Winston Pink Legacy
Most expensive price per carat for a Pink Diamond at auction – 2018
Described by gem experts as a once-in-a-lifetime find, this rosy-hued 18.96 ct diamond came up for sale at Christie’s Geneva in November 2018. The rectangular-cut, fancy vivid pink, VS1diamond was sold for $50.6 million / $2,65 per ct, a new record for any pink diamond ring sold at auction.
La Légende – Boehmer et Bassenge
The most expensive Heart-Shaped Diamond at auction – 2017
92.15ct extraordinary diamond D color and Flawless mounted on a cultured pearl necklace by Boehmer et Bassenge, high jewelry French firm known primarily to the 18th-century jewellery masters Charles Boehmer and Paul Bassenge. The necklace was sold for $14.9 million at Christie’s Geneva auction.