11 Jewelry Collections from the Mellon Family in the United States to be unveiled at Sotheby’s New York Spring Auction: Kashmir Sapphire Necklace, 33.51ct Burmese Sapphire

11 Jewelry Collections from the Mellon Family in the United States to be unveiled at Sotheby’s New York Spring Auction: Kashmir Sapphire Necklace, 33.51ct Burmese Sapphire

On June 8th, Sotheby’s New York will auction 11 important jewelry collections from the Mellon Family in the United States. The most eye-catching items include 35ct Kashmir sapphire necklaces, 33.51ct Myanmar sapphire rings, and 12.35ct oil-free emerald rings.

Thomas Mellon, the first generation of Northern Ireland immigrants, founded T. Mellon&Sons Mellon Bank in 1870. Later, the family business gradually involved in finance, smelting, oil, mining, shipbuilding and other industries. It is said that the wealth accumulated by the Mellon family exceeded that of the Rockefeller family and DuPont family. Andrew Mellon, the longest serving finance minister in American history, is a member of this family. The 11 pieces of jewelry in this auction are all from the private collection of Thomas Mellon’s grandwife, Constance Prosser Mellon.

The highest evaluated item this time is a Cartier diamond necklace set with 5 Kashmiri unburned sapphires. These 5 sapphires are all cut in a stepped shape and weigh 10.01 ct, 7.66 ct, 7.35 ct, 5.45 ct, and 4.44 ct, respectively. They possess exceptional clarity and bright and rich colors that are rare in the region; The second highest evaluated item is a ring set with 33.51ct Burmese unburned sapphire, with the main stone reaching the “Royal Blue” color level, excellent clarity, and perfect cutting ratio.

There are seven works of David Webb, an American jeweler, among them, the most special one is an elephant themed ruby brooch, which has typical Indian style, inlaid with carved rubies and carved emeralds, and ivory is carved with real ivory.

Lot 45 Sapphire Necklace, by Cartier, circa 1950

Valuation: $2.5-3.5 million

The main stones are 5 emerald and square cut sapphires, weighing 10.01 ct, 7.66 ct, 7.35 ct, 5.45 ct, and 4.44 ct respectively. They have been identified by AGL as originating from Kashmir and have not undergone heating treatment. Decorate stepped cut and circular cut diamonds.

Lot 58 Sapphire Ring, by Cartier

Valuation: $1.5-25 million

The main stone is a 33.51ct emerald cut sapphire, identified by AGL and G ü belin as originating from Myanmar and not subjected to heating treatment, reaching the “Royal Blue” level. Set 2 stepped cut diamonds.

Lot 57 Emerald Ring, by Cartier

Valuation: $150000 to $250000

The main stone is a 12.35ct emerald cut emerald, identified by AGL as produced in Colombia and subjected to slight oil treatment. Set 2 stepped cut diamonds.

Lot 53 “Indian Elephant themed brooch, by Daivd Webb, circa 1965

Valuation: $40000 to $60000

Inlaid with rubies, emeralds, and diamonds, decorated with white enamel.

Lot 54 Ruby Ring by Daivd Webb

Valuation: $40000 to $60000

The main stone is a carved ruby, measuring approximately 22.9×17.3×11.1mm. Inlaid with diamonds.

Lot 50 Ruby Necklace by Daivd Webb

Valuation: $30000 to $50000

The main stone is a curved cut ruby, and the necklace is composed of ruby beads, measuring approximately 13.8×11.0mm to 4.0×4.0mm, set with diamonds.

Lot 52 “Golden Hour Meter, by Daivd Webb, 1965

Valuation: $30000 to $50000

Inlay circular cut rubies, circular and pointed cut diamonds. The signature of the movement is Hamilton Watch Co.

Lot 52 Starlight Sapphire Ring by Daivd Webb

Valuation: $20000 to $30000

The main stone is a curved cut starlight sapphire with a size of approximately 16.8×13.4×12.7mm, embedded in semi lunar, trapezoidal, and water droplet shaped cut diamonds.

Lot 51 Ruby Earrings, by Daivd Webb

Valuation: $15000 to $20000

The main stone is 2 curved cut rubies, embedded with circular cut diamonds.

Lot 55 Sapphire brooch, by Cartier

Valuation: $15000 to $20000

The main stone is an antique water droplet shaped cut diamond, embedded with round and oval cut sapphires, embellished with diamonds.

Lot 48 Sapphire Necklace by Daivd Webb

Valuation: $12000 to $15000

The necklace is made of sapphire beads, measuring approximately 17.0×13.9×12.5mm to 6.6×6.0×4.4mm. Inlaid with diamonds.

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Post time: Jun-07-2023