DIAMOND LEAF BROOCHSet with baguette, brilliant and marquise-cut diamonds, diamonds approx. 4.25cts total, French import marks (partially struck)...

DIAMOND FIVE-STONE RING, 1981Illusion-set with brilliant-cut diamonds, mounted in 18 carat white gold, diamonds approx. 0.90ct total, London hallm...

EMERALD AND DIAMOND DRESS RINGThe step-cut emerald within a spray of brilliant-cut diamonds, obliquely set between crossover shoulders, diamonds ...

DIAMOND EARSTUDSEach set with a brilliant-cut diamond, mounted in 18 carat white gold, diamonds approx. 0.80ct total, partial UK hallmark, Europea...

MULTI-STRAND EMERALD BEAD NECKLACEThe three-stands of graduated 1.7mm to 10.2mm polished emerald beads on a bicoloured clasp, set with brilliant-c...

AMETHYST, PINK SAPPHIRE AND RUBY CHANDELIER EARRINGSThe surmount set with a pear-shaped amethyst, suspending square-cut pink sapphires, circular-c...

AQUAMARINE NECKLACEDesigned as a series of spectacle-set oval-cut aquamarines, length 80cmFor further information on this lot please visit Bonhams...

TOURMALINE-SET RINGThe oval-shaped tourmaline within a brushed mount, ring size approx. O½ (leading edge)This lot is subject to the following lot ...

AMETHYST AND DIAMOND PENDANT/NECKLACE AND EARRING SUITE, 1992Each set with a pear-shaped amethyst and brilliant-cut diamond surmount, mounted in 1...

STAR SAPPHIRE AND DIAMOND CLUSTER RINGThe oval cabochon star sapphire within a surround of brilliant-cut diamonds, diamonds approx. 1.10cts total...

AMETHYST RINGSet with an oval-shaped amethyst, ring size approx. NFor further information on this lot please visit Bonhams.com ...[more]

VHERNIER: CHALCEDONY 'BISQUIT' RING AND PAIR OF CHALCEDONY 'PLATEAU' EARCLIPSThe ring set with a cabochon chalcedony, each earclip of sculptural d...

ZOLOTAS: LION HEAD BANGLEThe hinged bangle of hammered finish, each terminal depicting a lion's head, signed Zolotas, inner circumference 16.5cmF...

GRAFF: SAPPHIRE AND DIAMOND 'ROSETTE' PENDANT/NECKLACESet with brilliant-cut diamonds, weighing 0.87 carat total, and clusters of circular-cut sap...

MARGHERITA BURGENER: TURQUOISE AND DIAMOND EARRINGSEach of spray design, set with turquoise and accented with brilliant-cut diamonds, signed Margh...

DIAMOND RINGCentrally set with a step-cut diamond, the surround and bifurcated shoulders set with brilliant and princess-cut diamonds, diamonds ap...

CAT'S EYE CHRYSOBERYL AND DIAMOND-SET RINGThe textured mount, centrally-set with a cat's eye chrysoberyl cabochon between baguette-cut diamond sho...

EMERALD AND DIAMOND-SET RINGThe central row of square-cut emeralds, between two rows of brilliant-cut diamonds, ring size approx. M½For further in...

DIAMOND AND TOPAZ PENDANT AND EARRING SUITEThe central brilliant-cut diamond within a surround of marquise-shaped topaz, the earrings with brillia...

SAPPHIRE AND DIAMOND RINGSet with a trio of circular-cut sapphires within a surround of brilliant-cut diamonds, the shoulders accented with a simi...

GRAFF: SAPPHIRE AND DIAMOND 'DIAMOND ON DIAMOND' EARRINGSOf circular design, set with circular-cut sapphires, weighing 2.80 carats, and brilliant-...

ROSE QUARTZ AND DIAMOND BROOCH, 1968The rose quartz crystals within a textured surround, accented by three brilliant-cut diamonds, partial Londo...

CHIAMPESAN FABRIS: GOLD NECKLACE AND BRACELET SUITE, 1992Of 18 carat gold fancy-linking design, signed Chiampesan, maker's mark, numbered, London ...

CULTURED PEARL AND DIAMOND EARCLIPS, circa 1960Each drop-shaped ropetwist and single-cut diamond earclip set with an 8.0mm cultured pearl, diamond...

RUBY AND DIAMOND-SET EARCLIPS, CIRCA 1955Of spray design, accented with circular-cut rubies and single-cut diamonds, length 3.5cmFor further info...

CROPP AND FARR: RUBY AND DIAMOND-SET CLUSTER RING, 1963The openwork ring set with circular-cut rubies, within a tiered surround of brilliant-cut d...

FANCY-LINK NECKLACE AND BRACELET SUITE, CIRCA 1955Of brushed and polished fancy-linking, lengths: necklace 44.5cm, bracelet 19.5cm (2)For further ...

RUBY AND DIAMOND-SET LEAF BROOCHOf maple leaf design, accented with single-cut diamonds and circular-cut rubies, length 6.0cmFor further informat...

THREE RUBY-SET BROOCHES, CIRCA 19601st: Of foliate design, set with a central cluster of circular-cut rubies, mounted in 18 carat gold, 2nd and 3r...

CHAUMET: MULTI GEM-SET SPRAY BROOCH, MID 20TH CENTURYSet with a central cushion-shaped morganite, decorated with turquoise cabochons and vari-colo...

GOLD EVENING BAGThe finely woven mesh-link purse, with a synthetic sapphire cabochon clasp, suspended from a fancy-link chain, mounted in gold, w...

JOHN DONALD: TURQUOISE RING, 1972Of abstract design, set with a sugarloaf turquoise, mounted in 18 carat gold, signed JAD, London hallmark, ring ...

ALAN MARTIN GARD: TURQUOISE AND DIAMOND RING AND EARCLIP SUITE, 1980The ring of intertwined design, set with turquoise and brilliant-cut diamonds,...

THREE GEM-SET BROOCHES, CIRCA 1830-18401st: Two brooches set with circular and oval-cut aquamarines within open scrolling mountings, mounted in go...

CHALCEDONY AND DIAMOND-SET CAMEO PENDANTDepicting a lady in profile wearing flowers in her hair, set with single-cut diamonds, mounted in 14 carat...

CUT-STEEL FOLIATE NECKLACE AND EARRINGS, CIRCA 1835Set throughout with facetted steel studs, unassociated earrings of similar design, some stud lo...

BELLE EPOQUE DIAMOND PENDANT/BROOCH, CIRCA 1915The oval openwork plaque with knifewire detail, set with old brilliant and rose-cut diamonds, mount...

COLLECTION OF GEM-SET JEWELLERY1st: the winged insect pin set throughout with cushion, single and rose-cut diamonds, accented with oval and circul...

PEARL, ENAMEL AND DIAMOND PENDENT EARRINGSEach pearl drop suspended from a black enamel cap, accented by rose-cut diamonds, length 4.7cmThis lot i...

AMETHYST AND SEED PEARL NÉGLIGÉE NECKLACE, EARLY 20TH CENTURYSet with pear-shaped, circular and oval-cut amethysts with seed pearl accents, length...

COLLECTION OF 18TH-19TH CENTURY PASTE INTAGLIOSThe vari-coloured paste intaglios carved to depict a variety of contemporary and Classical subjects...

TWO CORAL NECKLACES1st: A continuous row of graduated coral corallium rubrum beads, terminating in a coral corallium rubrum set 18 carat gold ...

VAN CLEEF & ARPELS: DIAMOND-SET RINGPavé-set to the front with brilliant-cut diamonds, accented by saltire motifs, diamonds approx. 0.50ct total, ...

DIAMOND-SET NECKLACE AND EARRING SUITEThe bicoloured bombé pendant with a central spade motif, accented with brilliant-cut diamonds, on a fancy-li...

FANCY-LINK NECKLACEOf fancy-linking, length 43.0cmFor further information on this lot please visit Bonhams.com ...[more]

CARNELIAN CAMEO AND SEED PEARL BROOCH/PENDANTDepicting the bust of a warrior, wearing a helmet and with a beard, facing right, within a frame set ...

GEM-SET HORSE NECKLACEDesigned as two horses with circular-cut ruby set eyes and marquise-cut emerald set manes, set throughout with brilliant-cut...

EMERALD AND DIAMOND EARRINGSEach set with cabochon emeralds, accented by single-cut diamonds, length 1.5cmFootnotes:Accompanied by a certificate ...

RUBY AND DIAMOND CLUSTER RINGThe oval-cut ruby within a surround of cushion-shaped diamonds, ring size approx. KFor further information on this lo...

MARGHERITA BURGENER: MULTI GEM-SET EARRINGSThe elongated open hoops, inset with circular-cut sapphires and tsavorite garnets, and brilliant-cut di...

GRAFF: SAPPHIRE AND DIAMOND 'FLAME' EARRINGSEach set with circular-cut sapphires, weighing 1.20 carats total, and brilliant-cut diamonds, weighing...

GRAFF: SAPPHIRE AND DIAMOND 'FLAME' PENDANTSet with a brilliant-cut diamond, weighing 0.52 carat, and circular-cut sapphires, weighing 0.60 carat ...

MARGHERITA BURGENER: PINK SAPPHIRE AND DIAMOND-SET EARRINGSThe elongated open hoop design, pavé-set to the front with circular-cut pink sapphires ...

DIAMOND SINGLE-STONE RINGSet with a brilliant-cut diamond, diamond approx. 1.20cts, ring size approx. JFor further information on this lot please ...

GRAFF: DIAMOND 'SNOWFLAKE' PENDANTSet throughout with brilliant-cut diamonds, weighing 0.89 carat total, mounted in 18 white carat gold, signed Gr...

SAPPHIRE AND DIAMOND CLUSTER RINGThe cushion-shaped sapphire, weighing 7.28 carats, within a scalloped surround of single-cut diamonds, diamonds ...

DIAMOND PENDANT/BROOCHOf openwork geometric design, set to the centre with a row of graduated old brilliant-cut diamonds, with rose, single and si...

HELLUIN-MATTLINGER: RUBY-SET COMPACT, CIRCA 1945The covers engraved with floral and foliate motifs, accented by circular-cut rubies, opening to re...

GARNET-SET SERPENT NECKLACE, CIRCA 1845The head with bicoloured foliate decoration set with a cabochon garnet, with garnet eyes and suspending a c...

AMETHYST AND AQUAMARINE NECKLACE, CIRCA 1900The fancy-linking chain suspending two graduated cushion-cut amethysts via a circular-cut aquamarine, ...