A treasure chest of magnificent jewels

The historic Pink Diamond, the Sunrise Ruby and five majestic tiaras are among the magnificent jewels to be auctioned on 12th May, 2015, at Sotheby’s Geneva Auction. Here’s a look at the highlights of the upcoming auction.

The historic Pink Diamond

1. The historic Pink Diamond

An extremely rare and highly important Fancy Vivid Pink diamond, it was, as per Gemmological Institute of America (GIA), once a part of the collection of Princess Mathilde, niece of Napoleon I. This exquisite 8.72-carat stone has VS2 clarity and mesmerising colour. Its classic non-modified cushion cut is unusual in a pink diamond and a highly sought-after shape for connoisseurs of the very finest precious jewels. Investors should pay attention as the market for coloured diamonds and precious gemstones has never been stronger, and pink diamonds rank among the rarest of all. In its assessment, the GIA declared this diamond to “take its place amongst fabled Vivid Pink gems” known in the world.  It is Lot 460 and estimated to fetch US$ 1,40,00,000 – 1,80,00,000.

2. The Sunrise Ruby

The Sunrise Ruby

Four jewels by Cartier will be sold by Sotheby’s at this auction. The Sunrise Ruby leads this private collection. This rare Burmese ruby weighs 25.59 caratsand is breathtaking in its extraordinary size and outstanding depth of colour. Untouched by heat treatment, the stone is of ‘pigeon’s blood’ red’: the rarest and most sought-after of hues.  This is Lot 502, estimated to go for US$ 1,20,00,000 – 1,80,00,000.

3. Diamond necklace

Diamond necklace by Cartier
Diamond necklace by Cartier

The extraordinary private collection of Cartier jewels also includes a magnificent diamond necklace, featuring diamonds totalling more than 190 carats. Custom-made for the owner, this captivating jewel is designed as a cascade of diamonds, the front accented with a floral motif and suspending a fringe of nine pear-shaped stones. Lot 501, estimated at US$ 60,00,000 – 1,00,00,000.

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4. Sapphire from Kashmir

Kashmir sapphire and diamond brooch, Cartier
Kashmir sapphire and diamond brooch, Cartier

The sale also includes a gorgeous brooch set with a 30.23-carat sapphire from Kashmir– the most highly coveted origin for sapphires. The Swiss Gemmological Institute describes the sapphire’s colour as ‘velvety and saturated’, due in part to a ‘combination of well-balanced trace elements in the gemstone, typical and characteristic for the very finest sapphires of Kashmir.’ Lot 499, estimate: CHF 3,410,000 – 5,850,000 / US$ 3,500,000 – 6,000,000.

5. Tiara from the Estate of Mary, Duchess of Roxburghe

 Diamond tiara circa 1890

Also going under the hammer will be exceptional jewels from the Estate of Mary, Duchess of Roxburghe. This intricate tiara dates back to the 19th century, and is composed of fleurs de lys and confronting scroll motifs, delightfully swing-set with a graduated row of twenty superb pear-shaped diamonds. It belongs to Lot 493, estimated at US$ 3,00,000 – 5,00,000.

6. Tiara from the Collection of the Earl of Mar and Kellie

Diamond tiara

This diamond tiara was designed in the style of a ‘tiare russe’ and dates back to the 1880s. It is inspired from the Russian kokoshniks – traditional fan- shaped head ornaments inspired by the cockscomb. This tiara was worn by the 12th Countess of Mar at the coronation of King Edward VII in 1902. It is Lot 477, estimated at US$ 1,50,000 – 2,95,000.