DIAMOND SINGLE-STONE RING

Description

DIAMOND SINGLE-STONE RING
The princess-cut diamond weighing 3.01 carats, mounted in 18 carat white gold, partial London hallmark, Convention mark, ring size approx. N½
For further information on this lot please visit Bonhams.com

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DIAMOND SINGLE-STONE RING

Lot 0165

Estimate £4,000-£6,000Sep 16, 2026, 6:00 AM EDT

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£4,000

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Fine Jewellery, London

Sep 16, 2026, 6:00 AM EDT

London, GB, UK

SAPPHIRE AND DIAMOND PENDENT EARRINGS: SAPPHIRE AND DIAMOND PENDENT EARRINGS Of articulated design, set throughout with brilliant and baguette-cut diamonds, each centred by a circular-cut sapphire, diamonds approx. 4.25cts total, length

Sep 16, 2026SAPPHIRE AND DIAMOND PENDENT EARRINGS

£5,000

DIAMOND ETERNITY RING: DIAMOND ETERNITY RING Set with brilliant-cut diamonds, diamonds approx. 4.80cts total, ring size approx. Q For further information on this lot please visit Bonhams.com

Sep 16, 2026DIAMOND ETERNITY RING

£1,500

SAPPHIRE AND DIAMOND NECKLACE/DOUBLE-CLIP BROOCH COMBINATION (2): SAPPHIRE AND DIAMOND NECKLACE/DOUBLE-CLIP BROOCH COMBINATION The four strands of 2.0mm - 4.0mm sapphire beads issuing from a brilliant and single-cut diamond clasp, accented by a pair of Art Deco

Sep 16, 2026SAPPHIRE AND DIAMOND NECKLACE/DOUBLE-CLIP BROOCH COMBINATION (2)

£4,500

SAPPHIRE AND DIAMOND BROOCH, CIRCA 1900: SAPPHIRE AND DIAMOND BROOCH, CIRCA 1900 The pear-cut sapphire within a border of old brilliant-cut diamonds, issuing a radiating surround of similarly-cut diamonds, later brooch fitting, later

Sep 16, 2026SAPPHIRE AND DIAMOND BROOCH, CIRCA 1900

£2,500

CARTIER: ZODIAC PENDANT, 1976: CARTIER: ZODIAC PENDANT, 1976 The 18 carat gold pendant depicting a ram, raised in relief, representing the zodiac symbol for Aries, suspended from an unassociated gold tracelink chain, pendant

Sep 16, 2026CARTIER: ZODIAC PENDANT, 1976

£3,000

NATURAL PEARL NECKLACE: NATURAL PEARL NECKLACE The single row of 3.2-7.8mm natural pearls to a pearl and diamond cluster clasp, length 44.0cm Footnotes: The Gem and Pearl Laboratory: Natural saltwater pearls. Report number

Sep 16, 2026NATURAL PEARL NECKLACE

£3,000

DIAMOND SINGLE-STONE RING: DIAMOND SINGLE-STONE RING The oval-cut diamond weighing 5.01 carats, ring size very approx. K½ - L (hoop split) Footnotes: HRD: I colour, VVS2 clarity. Report dated 18th April 2016, number 160104

Sep 16, 2026DIAMOND SINGLE-STONE RING

£25,000

DIAMOND SINGLE-STONE RING: DIAMOND SINGLE-STONE RING The brilliant-cut diamond, weighing 11.65 carats, in a wirework setting with geometric shoulders, ring size approx. I½, cased by 'Kevin' of Singapore For further informa

Sep 16, 2026DIAMOND SINGLE-STONE RING

£30,000

DIAMOND AND SAPPHIRE-SET DRAGONFLY BROOCH, CIRCA 1915: DIAMOND AND SAPPHIRE-SET DRAGONFLY BROOCH, CIRCA 1915 The body and wings of pierced openwork, millegrain-set throughout with old single-cut diamonds, the eyes of sapphire cabochons, mounted in

Sep 16, 2026DIAMOND AND SAPPHIRE-SET DRAGONFLY BROOCH, CIRCA 1915

£3,500

STAR SAPPHIRE AND DIAMOND RING: STAR SAPPHIRE AND DIAMOND RING The star sapphire cabochon between shoulders of single-cut diamonds, ring size approx. O Footnotes: GCS: Sapphire of Sri Lankan origin, with no indications of heat

Sep 16, 2026STAR SAPPHIRE AND DIAMOND RING

£3,000

DIAMOND RING: DIAMOND RING The step-cut diamond between fancy-cut diamonds, within a brilliant-cut diamond surround, diamonds approx. 2.25cts total, ring size approx. J For further information on this lot please

Sep 16, 2026DIAMOND RING

£1,500

DIAMOND EARRINGS: DIAMOND EARRINGS Each old brilliant-cut diamond within a petal surround, diamonds very approx. 1.50cts total, length 1.2cm, cased by Nathan & Co., 31 Corporation St., Birmingham Footnotes: Please

Sep 16, 2026DIAMOND EARRINGS

£1,000

DIAMOND CLUSTER RING: DIAMOND CLUSTER RING Principal brilliant-cut diamond weighing 1.19 carats, within a similarly cut diamonds surround approx. 1.20cts total, ring size approx. J½ For further information on this

Sep 16, 2026DIAMOND CLUSTER RING

£2,000

DIAMOND-SET NECKLACE: DIAMOND-SET NECKLACE The principal Asscher-cut diamond weighing 2.46 carats, to a surmount of brilliant-cut diamonds, via knife wire linking, length 43.1cm For further information on this lot please

Sep 16, 2026DIAMOND-SET NECKLACE

£5,000

NATURAL PEARL AND DIAMOND PENDANT: NATURAL PEARL AND DIAMOND PENDANT Designed as a series of old single-cut diamonds terminating in a natural pearl, length 3.5cm Footnotes: Laboratoire Français de Gemmologie: Natural pearl

Sep 16, 2026NATURAL PEARL AND DIAMOND PENDANT

£3,500

EMERALD AND DIAMOND PENDANT: EMERALD AND DIAMOND PENDANT The pear-cut emerald weighing 3.67 carats, set to an openwork surround of single-cut diamonds, length 3.7cm Footnotes: Gubelin: Colombian origin, with indications of minor

Sep 16, 2026EMERALD AND DIAMOND PENDANT

£3,000

RUBY AND DIAMOND FLOWER EARRINGS: RUBY AND DIAMOND FLOWER EARRINGS Each with a circular-cut ruby to centre, surrounded by old brilliant and single-cut diamonds, diamonds approx. 0.60ct total, length 1.4cm For further information on

Sep 16, 2026RUBY AND DIAMOND FLOWER EARRINGS

£1,200

DIAMOND ESCALIER BRACELET, FRENCH, CIRCA 1940: DIAMOND ESCALIER BRACELET, FRENCH, CIRCA 1940 The faceted and articulating links accented by old single-cut diamonds, maker's mark BA for Boghos Alianakian, French assay mark, diamonds approx.

Sep 16, 2026DIAMOND ESCALIER BRACELET, FRENCH, CIRCA 1940

£6,000

DIAMOND SINGLE-STONE RING, 1981: DIAMOND SINGLE-STONE RING, 1981 The old brilliant-cut diamond weighing 2.31 carats, mounted in 18 carat white gold, UK hallmark (rubbed), ring size approx. J (sizing beads) For further information on

Sep 16, 2026DIAMOND SINGLE-STONE RING, 1981

£3,000

CULTURED PEARL AND DIAMOND-SET NECKLACE: CULTURED PEARL AND DIAMOND-SET NECKLACE The 11.6-15.5mm cultured pearls accented by brilliant-cut diamond-set rondelle spacers, diamonds approx. 3.60cts total, length 46.5cm For further information

Sep 16, 2026CULTURED PEARL AND DIAMOND-SET NECKLACE

£3,500

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