Lot 28

A Diamond, Silver and Gold Necklace, by Karl Stittgen

The heavy necklace with a textured broad plaque featuring a starburst motif centered by an old European-cut diamond weighing approximately 1.30 carats, amid old-cut diamond radiating rays weighing approximately 10.00 carats, joined to a curb linking chain, mounted in silver, 14k and 18k gold, signed Karl Stittgen, with original box, length 17 3/4 inches

Lot 65

An Emerald, Diamond and Gold Necklace

The tapering contoured collar composed of articulated panel linking, centering an emerald-cut emerald weighing approximately 16.95 carats, amid a row of smaller emeralds weighing approximately 17.50 carats, accented with round diamonds weighing approximately 17.35 carats, further decorated with ‘X’ and chevron motifs, mounted in 18k gold, inner circumference 14 1/4 inches

Lot 308

A Diamond and Platinum Clip Brooch

The asymmetrical ribbon spray decorated by a quartet of marquise-cut diamonds and a graduated curve of round diamonds amid scrolling and waterfall baguette-cut diamond sashes, further accented by articulated pear-shaped diamonds, the diamonds altogether weighing approximately 18.90 carats, mounted in platinum, circa 1950

Lot 295 An Art Deco Diamond, Coral and Platinum Bracelet
The oversized articulated plaque decorated with elaborate pierced geometric motifs, centering an Asscher-cut diamond weighing approximately 1.00 carat, further accented by round, old European and rose-cut diamonds weighing approximately 11.00 carats, attached to eight strands of coral beads, mounted in platinum, length 7 3/4 inches, circa 1930

Lot 296 A Pair of Coral, Diamond and Platinum Ear Pendants
The elongated coral drops suspending from curved floral spray surmounts, decorated with round and baguette-cut diamonds, mounted in platinum

Lot 121

A Multi-Coloured Sapphire, Diamond, Enamel, Silver and Gold Bracelet, by Moira

The broad strap with hinged panels decorated by a series of highly dimensional pink and yellow sapphire calla lily flowers, plique-a-jour green enamel leaves, within black enamel frames, mounted in silver and 18k gold, with original fitted box, length 7 inches

Lot 341

A Very Fine Art Deco Sapphire, Diamond and Platinum Ring

Set with an oval sapphire weighing approximately 13.00 carats, the shoulders with geometric motifs accented by baguette-cut and round diamonds, mounted in platinum, circa 1930

Lot 171

A Cultured Pearl, Diamond and Platinum ‘Aria’ Necklace, by Tiffany & Co.

The continuous course of cultured pearls measuring 6.5-7.0 mm alternated with triads of round diamonds, mounted in platinum, signed Tiffany & Co., with original suede pouch, length 16 1/2 inches

Lot 274

An Antique Sapphire, Diamond and Gold Necklace, circa 1840

With a pear-shaped cabochon sapphire weighing approximately 27.00 carats, suspending from an oval cabochon sapphire weighing approximately 9.25 carats, to a pair of cushion-shaped sapphires weighing approximately 6.40 carats, further accented by old mine-cut diamonds, mounted in 18k gold, and joined to a 14k pink gold fancy linking chain, length 20 1/2 inches

Lot 379

A Coloured Diamond and White Gold Ring

Set with a pear-shaped fancy light pink diamond weighing 2.15 carats, the frame, gallery and shoulders decorated with round diamonds, mounted in 18k white gold
With report 2115512767 dated 11 January 2010 from the Gemological Institute of America stating that the diamond is fancy light pink, natural colour

Lot 402

A Diamond and Platinum Ring

Set with a round diamond weighing 5.13 carats, the shoulders and shank decorated on three sides by extended rows of round diamonds, mounted in platinum
With report 2205329603 dated 24 May 2019 from the Gemological Institute of America stating that the diamond is H colour, VVS1 clarity

Lot 352 An Emerald, Diamond and White Gold Necklace
Centering an articulated line suspending a pear-shaped emerald weighing approximately 2.00 carats, topped by smaller emeralds, and with trapezoid, trilliant-cut, heart-shaped, oval and round diamonds, the necklace further decorated by bezel-set round diamonds and square and round emeralds, mounted in 18k white gold, length 16 inches

Lot 353 An Emerald, Diamond and Platinum Ring
Set with a rectangular emerald weighing 8.23 carats, framed by round diamonds weighing approximately 2.40 carats, with wirework shoulders and gallery, mounted in platinum

Lot 223

A Superb Art Deco Multi-Gem and Platinum Wristwatch

Elaborately decorated with wavy, geometric and bird motifs including a parrot, finely pierced and millegrained, with round diamonds weighing approximately 5.50 carats, calibré-cut cabochon pink and blue sapphires, rubies, onyx, citrine, and rubellite tourmalines, the broad curved case with fancy lugs, the asymmetrically-set square dial with Arabic numerals, cabochon crown, manual movement, mounted in platinum, with a black grosgrain ribbon, circa 1930

Lot 407
An Antique Pair of Emerald, Diamond, Silver and Gold Ear Pendants

Lot 408
An Antique Emerald, Diamond and Silver Brooch with Interchangeable Pendants

Lot 112

An Antique Diamond, Ruby, Enamel and Gold Bangle Bracelet

The quintuple-hinged bangle designed as a coiling serpent decorated throughout with green enamel and accented by scale textured plaques, with fangs and bifurcated tongue, the head set with a pear-shaped old mine-cut diamond weighing approximately 1.15 carats, amid smaller old mine-cut diamonds, with cabochon ruby eyes, mounted in 18k gold, inner circumference 6 1/4 inches, circa 1900

Lot 148

A Diamond and Two-Tone Gold Pendant and Chain Necklace, by Andrew Jordan

The pendant composed of two opposing openwork pyramids, the bottom panel featuring a princess-cut diamond weighing 5.09 carats, the bail’s top panel with a small round diamond, together with a very long chain accented by 365 bezel-set round yellow and round diamonds weighing approximately 13.00 carats, mounted in 18k white and yellow gold, length 72 inches; accompanied by a specially commissioned granite box designed by acclaimed sculptor Thomas McPhee; the heavy, hinged pyramidal box opens to reveal a very deep compartment, the narrow opening framed in 14k gold

Lot 321

A Diamond and White Gold Ring

The modern Toi et Moi design of architectural inspiration, the broad band set asymmetrically with a round diamond weighing 3.45 carats, and a round diamond weighing approximately 1.00 carat, accented by a figure-8 motif of round diamonds and polished curves, to openwork shoulders, mounted in 19k white gold, size 5 1/4
With report 6107906266 dated 9 July 2009 from the Gemological Institute of America stating the diamond weighing 3.45 carats is G colour, VS2 clarity