There are many striking antique Jewels coming up for Auction this month, with two Diamond Rivières and magnificent antique Jewels from an old Boston Family going on Auction at the Sotheby’s ‘High Jewellery’ Sale in New York City tomorrow!
Sotheby’s High Jewelry | 9 December 2025
Two Impressive Diamond Necklaces
Estimate: 350,000 – 550,000 USD
Two Impressive Diamond Necklaces, each designed as a line of graduating old mine-cut diamonds in collet settings, lengths approximately 17¼ inches and 15¼ inches, attachable for wear as one long necklace, with extra diamond links measuring approximately 4¼ inches.
Natural Pearl and Fancy Blue Diamond Necklace
Estimate: 800,000 – 1,200,000 USD
A Natural Pearl and Fancy Blue Diamond Necklace, composed of 59 graduated round to near-round natural pearls, completed by a clasp set with a marquise-shaped Fancy Blue diamond weighing 3.78 carats.
Purchased by Lammott Du Pont II for fiancée Ms. Carolene H. Stollenwerck (married 1930), thence by descent.
Gold and Micromosaic Brooch and Pair of Earrings
Estimate: 8,000 – 12,000 USD
Property from an Old Boston Family
A Gold and Micromosaic Brooch and Pair of Earrings, retailed by Tiffany & Co., of Archaeological Revival design featuring micromosaics in wirework frames, the brooch with round plaques depicting Classical theatre masks, palmette-shaped plaques with foliate motifs and drops depicting a scarab and a pair of birds, the earrings with tops depicting birds suspending foliate motif drops, with Vatican workshop marks; circa 1860s. With fitted box from Tiffany & Co.
Sapphire and Diamond Necklace-Bracelet and Pendant-Brooch
Estimate: 35,000 – 55,000 USD
Property from an Old Boston Family
A Silver-Topped Gold, Sapphire and Diamond Necklace-Bracelet Combination and Pendant-Brooch, featuring oval-shaped and cushion-cut sapphires, surrounded and spaced by old mine-cut diamonds, the pendant-brooch in the form of a Maltese cross, centering an old European-cut diamond and set with cushion-cut sapphires and several old mine-cut diamonds, the necklace circa 1860s with later clasps, the pendant-brooch circa 1830s with a later pin mechanism. With a signed fitted box from Widowson & Veale, London.
Cartier Emerald, Ruby, and Diamond ‘Tutti Frutti’ Clip
Estimate: 15,000 – 20,000 USD
A Cartier Emerald, Ruby, and Diamond ‘Tutti Frutti’ Clip, of geometric design, centering a carved emerald, accented by carved and cabochon rubies, within a surround of old European- and single-cut diamonds, signed Cartier; circa 1930.
Mauboussin Diamond Bracelet
Estimate: 250,000 – 350,000 USD
A Mauboussin Diamond Bracelet of openwork geometric design, set with square emerald-cut, square-cut, trapezoid-shaped, old European-cut and baguette diamonds, length approximately 7 inches, signed Mauboussin France, three small diamonds missing; circa 1930.
Sotheby’s Noble & Private Collections | 5 December 2024
Phillips Geneva Jewels | 11 November 2024
Christie’s Magnificent Jewels | 12 November 2024
Sotheby’s Royal & Noble Jewels | 13 November 2024
Sotheby’s Important Jewels | 16 November 2024
Christie’s Jewels | 20 November 2024
Girls of Great Britain and Ireland Tiara
Vladimir Tiara

Queen Alexandra’s Kokoshnik Tiara
Belgian Sapphire Tiara
Burmese Ruby Tiara
Brazilian Aquamarine Tiara
Queen Mary’s Fringe Tiara
Queen Mary’s Lover’s Knot Tiara
Queen Victoria’s Oriental Circlet Tiara














































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