A Sapphire, Diamond and White Gold Convertible Ring/Pendant
Centering an oval sapphire weighing approximately 11.75 carats, framed by round diamonds, in platinum, size 6 3/4, top detachable to wear as a pendant With report 2205993676 dated 15 June 2020 from the Gemological Institute of America stating natural sapphire. No indications of heating.
The carved jadeite measuring 34.7 mm by 22.3 mm by 1.0-3.5 mm depicting a foo dog amid bamboo and leaves, surrounded by baguette-cut diamond channels and a marquise-cut diamond floret, the diamonds weighing approximately 1.50 carats, in 18k white gold With report 5211591134 dated 13 April 2021 from the Gemological Institute of America stating that the jadeite jade is natural colour. No indications of impregnation. Known in the trade as 'A Jade'.
A Sapphire, Diamond and Platinum Line Bracelet, circa 1930
Comprising a graduated series of twenty-two rectangular sapphires weighing approximately 15.00 carats, alternating with pairs of round diamonds weighing approximately 1.30 carats, millegrained and foliate engraved edges, in platinum, length 7 1/2 inches
Featuring graduated rows of sapphires weighing approximately 26.00 carats, accented by baguette-cut and round diamonds, in silver, length 6 1/2 inches With report CDC 1301189 dated 31 January 2013 from C. Dunaigre Consulting stating that the gemstones show gemological properties consistent with those of sapphires from Burma (Myanmar). No indications of heating.
The band entirely encircled by nineteen emerald-cut diamonds weighing 5.83 carats, in platinum, size 4 1/2, with original box Accompanied by nineteen De Beers reports, stating diamonds weighing 0.30 carat to 0.32 carat, D to G colour, VVS2 to VS2 clarity
Set with a radiant-cut diamond weighing 6.13 carats, the gallery accented by rows of tiny round diamonds, in platinum and 19k white gold With report AGS 008468801 dated 9 April 2007 from the American Gem Society Laboratories stating E colour, VS1 clarity With Canadian Diamond Certificate of Origin
Featuring a cushion-shaped emerald weighing 4.98 carats, the frame and delicate elongated surmount accented by round diamonds, joined to a fine link chain, in 18k white gold, length 16 inches With Report 5212493969 dated February 24, 2021 from the Gemological Institute of America stating natural emerald. Moderate clarity enhancement. It is an expert opinion that the geographic origin is Colombia.
The figural brooch depicting Othello, the revered Venetian General, the head of carved ebony, the turban and feather decorated with cabochon rubies and round diamonds, the tunic further set with rubies, old European-cut diamonds and embellished by white and blue enamel, in platinum and 18k gold
The articulated openwork strap centering a graduated row of ten round diamonds weighing approximately 8.30 carats, amid sinuous crossover lines alternating smaller round and baguette-cut diamonds weighing approximately 14.50 carats, in platinum, length 7 inches
Fashioned as an elaborate dainty lace motif, the highly textured oval pierced plaque centering a round diamond weighing approximately 0.35 carat, accented throughout by smaller round diamonds weighing approximately 1.00 carat, in 18k white and yellow gold
A Gentleman's Stainless Steel 'Oyster Perpetual GMT Master II' 'Coke' Wristwatch, Rolex, circa 1998
Automatic movement, black and red rotating bezel, black dial with luminescent dot, baton and dagger numerals, luminescent Mercedes hands, sweep seconds, magnified date aperture, completed by a Rolex Oyster bracelet with déployant clasp, in stainless steel, with original box and certificate, interior circumference 7 1/2 inches
An Antique Diamond, Silver and Gold Brooch, circa 1850
The broad elaborate bowknot featuring a closed back old mine-cut diamond weighing approximately 2.95 carats, the slender ribbon sashes entirely decorated with smaller old-cut diamonds weighing approximately 3.60 carats, in silver and 14k gold
A Pink Gold 'Calatrava' Wristwatch, Ref. 3820, Patek Philippe, circa 1994
18-jewel manual movement, circular case, silvered dial applied with gilt Breguet Arabic numerals, Breguet hands, outer pearled minute track, teardrop lugs, in 18k pink gold, joined to a black leather strap, with original cardboard box, hinged case and certificate
A Retro Ruby, Diamond and Gold Bracelet, circa 1945
The articulated strap composed of an elaborate series of odeonesque, pyramidal and semi-cylindrical links and with fluted columnar and arched panels, featuring ruby channels and round diamonds, in 18k gold, inner circumference 6 3/4 inches
A Gentleman's Gold 'Oyster Perpetual Day-Date' Wristwatch, Rolex, circa 1988
Automatic movement, white dial with gilt applied baton numerals and hands, aperture for day and magnified aperture for date, sweep seconds, joined to a Rolex President bracelet with déployant clasp, in 18k gold, interior circumference 7 1/2 inches
An Antique Natural Pearl, Diamond and Enamel Convertible Bangle Bracelet/Brooch, circa 1860
The detachable openwork floral and foliate scroll cartouche featuring five natural pearls ranging from 8.5 mm to 6.0 mm, decorated with old mine-cut diamonds weighing approximately 3.90 carats, joined to an oval bangle with cobalt blue enamel, accompanied by fittings to wear as a brooch, in silver and gold, with original fitted box by Hunt & Roskell, late Storr & Mortimer, Jewellers & Goldsmiths, To the Queen and Royal Family. 156 New Bond Street. With report 5212660186 dated 12 May 2021 from the Gemological Institute of America stating natural pearls, saltwater origin. No indications of treatment.
An Art Deco Diamond and Platinum Bracelet, circa 1920
The tapering strap featuring an old European-cut diamond weighing approximately 1.25 carats, amid chevron motifs and extending to a central row of smaller old European-cut diamond collets, amid a ground of old-cut diamonds, the smaller diamonds altogether weighing approximately 4.65 carats, in platinum, length 7 1/4 inches
An Art Deco Diamond, Sapphire, Emerald and Platinum Brooch, circa 1920
The circle brooch embellished by a bird of paradise in flight with conforming curving trailing feathers, reaching for a round emerald weighing approximately 0.30 carat, decorated with calibré-cut sapphires and emeralds, and with round diamonds weighing approximately 1.75 carats, tiny pink sapphire eye, in platinum