MAGNIFICENT JEWELS (NEW YORK)

TIFFANY & CO. A PAIR OF GOLD, RUBY AND DIAMOND EARCLIPS designed as half-hoops, set throughout with 64 round diamonds weighing approximately 4

BAUME & MERCIER A LADY'S GOLD AND DIAMOND WATCH RING the brushed 18K gold dial framed by a double row of round diamonds with baguette-cut ...

A PAIR OF SOUTH SEA CULTURED PEARL AND DIAMOND EARPENDANTS each suspending a light golden natural color cultured pearl drop measuring approximately 19

A SINGLE STRAND TAHITIAN CULTURED PEARL NECKLACE composed of 39 graduated natural color black cultured pearls measuring from approximately 10.8 to

BULGARI A GENTLEMAN'S GOLD "QUADRATO" WRISTWATCH the square black dial with gold indices and date aperture and 18K polished gold bez...

A PAIR OF BAROQUE CULTURED PEARL NECKLACES one composed of ten, the other of 11 natural color baroque cultured pearls, alternating with 18K polish

A YELLOW SAPPHIRE AND DIAMOND RING set with a square cushion-shaped yellow sapphire weighing approximately 10.70 carats, flanked by two shield-sha

A COLORED DIAMOND AND DIAMOND NECKLACE the graduating round brown diamonds, suspending a series of graduating trefoil motifs set with round diamon

A COLORED DIAMOND AND DIAMOND BRACELET the articulated bracelet set throughout with 32 brown diamonds and 52 round diamonds, together weighing app

A JADEITE AND DIAMOND RING centering an oval jadeite cabochon, surrounded by round intense yellow and near colorless diamonds, the band designed a

VAN CLEEF & ARPELS A DIAMOND ETERNITY BAND channel-set with 31 graduated baguette-cut diamonds weighing approximately 6.00 carats, mounted in

CARTIER A LADY'S GOLD AND DIAMOND BRACELET WATCH the rectangular dial concealed by a hinged 18K gold cover set with 12 round diamonds, with an

A GOLD AND DIAMOND PENDANT/BROOCH of scroll and cascade design, set throughout with 91 baguette-cut and round diamonds weighing approximately 4.50

OSCAR HEYMAN & BROTHERS AN EMERALD AND DIAMOND RING set with a hexagonal-shaped emerald weighing approximately 1.25 carats, the similarly shap

VAN CLEEF & ARPELS A GOLD AND DIAMOND BOW BROOCH/HAIRCLIP the stylized grosgrain ribbon bow, set throughout with 299 round diamonds weighing a

VAN CLEEF & ARPELS A PAIR OF GOLD AND DIAMOND EARCLIPS the tops designed as bows suspending two hinged concentric graduated circles, set throu

A DIAMOND FLOWER BROOCH designed as a flowerhead, the pistil set with eight round fancy multi-color diamonds weighing approximately 2.25 carats, t

A DIAMOND RING the emerald-cut diamond weighing 5.02 carats, flanked by two trapezoid-shaped diamonds, mounted in platinum, size 5 3/4 <p>acc...

A PAIR OF DIAMOND AND GOLDEN CULTURED PEARL EARPENDANTS the tops of cluster design, set with pear and marquise-shaped diamonds, suspending natural

A PAIR OF DIAMOND AND YELLOW DIAMOND EARCLIPS of cluster design, set with eight pear-shaped diamonds of intense yellow hue weighing approximately

A PAIR OF YELLOW DIAMOND EARCLIPS designed as stylized flowerheads, set with 18 radiant-cut yellow diamonds weighing approximately 20.00 carats, m

A PAIR OF "VICTORIAN-CUT" DIAMOND EARSTUDS set with two "Victorian-Cut" diamonds weighing 1.46 and 1.47 carats, mounted in plat...

A PAIR OF DIAMOND EARPENDANTS designed as a cluster of Yellow briolette-cut diamond grapes, suspended from two leaves set with round diamonds, mou

A SET OF DIAMOND JEWELRY comprised of a necklace, the front composed of a series of stylized flower links set with round diamonds suspending a fri

A SET OF TAHITIAN CULTURED PEARL AND DIAMOND JEWELRY comprised of a pair of earpendants, the tops composed of natural color black banded cultured

A DIAMOND RING the round diamond weighing 2.02 carats, mounted in 18K white gold, size 6 1/2; unmounted in illustration <p>accompanied by GIA...

A PAIR OF RUBY AND DIAMOND EARCLIPS set with two oval-shaped rubies weighing 10.32 carats, surrounded by 24 round diamonds weighing approximately

A PLATINUM AND DIAMOND BUCKLE BRACELET the flexible strap collet-set with round diamonds, the buckle clasp pave-set with round diamonds, total wei

A PLATINUM AND DIAMOND BROOCH of foliate and scroll design, the stylized leaves pave-set with round and baguette-cut diamonds weighing approximate

AN ANTIQUE MICROMOSAIC CUFF BRACELET the hinged bracelet composed of two rectangular micromosaic sections with an Egyptian motif, mounted in gold,

A DIAMOND AND SAPPHIRE RING the oval-shaped sapphire weighing 8.46 carats, surrounded by 12 round diamonds weighing approximately 2.50 carats, in

HARDY & HAYES CO. AN ART DECO DIAMOND AND GEM-SET BROOCH the rectangular-shaped pierced plaque with a central floral and foliate motif compose

A GEM-SET CHARM BRACELET designed as a series of ten gem-set charms, including an American Flag, a man on a unicycle, a Maltese Cross, a roulette

VAN CLEEF & ARPELS AN EMERALD AND DIAMOND RING the oval-shaped emerald weighing 14.90 carats, framed by 20 marquise-shaped diamonds weighing a

A SINGLE STRAND TAHITIAN CULTURED PEARL AND EMERALD BEAD NECKLACE composed of 23 graduated natural color black cultured pearls measuring from appr

A PAIR OF TAHITIAN CULTURED PEARL AND DIAMOND EARCLIPS each set with a Tahitian cultured pearl measuring approximately 13.8 mm, accented by a shie

AN ANTIQUE DIAMOND FLOWER BROOCH designed as an aster sprig, the flower mounted en tremblant, centering an old-mine diamond pistil, the stamens, p

A SET OF ANTIQUE SAPPHIRE AND DIAMOND JEWELRY comprising a bracelet composed of a series of six articulated graduating openwork plaques, each cent

AN ANTIQUE DIAMOND LONG CHAIN composed of a series of collet-set old-mine diamonds, ca. 1900, length 77 inches <p>$16,000-18,000

AN ANTIQUE DIAMOND RING designed as a pair of hearts set with two pear-shaped old-mine diamonds, enhanced with a single-cut diamond ribbon bow, th

A PLATINUM AND DIAMOND BANGLE the hinged bangle designed as a serpent holding an apple in its mouth, the body and apple pave-set with round diamon

A PAIR OF SOUTH SEA CULTURED PEARL AND DIAMOND EARCLIPS each centering a South Sea cultured pearl measuring approximately 16.2 mm, surrounded by 3

AN ONYX BEAD AND DIAMOND NECKLACE composed of large onyx beads measuring approximately 20.0 mm alternating with onyx bead spacers and pave-set dia

A DIAMOND BRACELET the flexible wide band set throughout with 546 round diamonds weighing approximately 38.00 carats, mounted in 18K white gold, l

A RUBY AND DIAMOND BRACELET the flexible band designed as a series of four panels set with oval-shaped rubies joined by pave-set diamond modified

A BELLE EPOQUE DIAMOND BROOCH of arabesque scrolling linear design, set throughout with old European and old-mine diamonds, mounted in platinum, c

A DIAMOND NECKLACE the 98 alternating marquise-shaped and round diamonds weighing approximately 16.50 carats, mounted in platinum, length 14 inche

A DIAMOND BRACELET the alternating marquise-shaped and round diamonds weighing approximately 12.00 carats, mounted in 18K white gold, length 7 1/4

AN ART DECO DIAMOND AND CRYSTAL BROOCH centering an oval-shaped reverse carved crystal depicting a scene of the mythological God Pan in a woodland

AN ART DECO DIAMOND BROOCH the rectangular-shaped pierced panel set throughout with old European-cut diamonds, mounted in platinum, ca. 1925 <p&...

A DIAMOND BRACELET set with a row of 34 round diamonds weighing approximately 4.50 carats, mounted in an engraved platinum gallery, ca. 1930, leng

CARTIER AN ART DECO DIAMOND, SEED PEARL AND ENAMEL BROOCH WATCH the cream-colored rectangular dial with Roman numerals and blue steel hands, w

A SAPPHIRE AND DIAMOND RING the cushion-cut sapphire weighing 16.01 carats, flanked by two fan-shaped diamonds weighing approximately 2.00 carats,

A DIAMOND RING the heart-shaped diamond weighing 5.39 carats, flanked by two pear-shaped diamonds, mounted in platinum, size 5 3/4 <p>accompa...

A PAIR OF SAPPHIRE AND DIAMOND EARCLIPS set with two oval-shaped sapphires weighing approximately 8.70 carats, framed by 20 round diamonds weighin

A GENTLEMAN'S SAPPHIRE RING the sugar-loaf cabochon sapphire weighing 12.19 carats, with fluted shoulders, mounted in platinum, size 10 <p&g...

A DIAMOND BRACELET the articulated tapering band of foliate design, set throughout with 88 marquise, pear-shaped and round diamonds weighing appro

A PAIR OF DIAMOND EARSTUDS set with two heart-shaped diamonds weighing 3.33 carats, mounted in platinum <p>$10,000-12,000

A DIAMOND BROOCH designed as a stylized plume set throughout with numerous round diamonds weighing approximately 3.50 carats, mounted in 18K yello

A DIAMOND BRACELET the flexible strap set with a double row of 84 round diamonds weighing approximately 11.00 carats, mounted in platinum, length

A PAIR OF DIAMOND EARCLIPS of cluster design, set with 20 pear-shaped diamonds weighing approximately 10.25 carats, mounted in platinum <p>$2...

A SAPPHIRE AND DIAMOND NECKLACE designed as a flowering tree branch pave-set with round diamonds, front suspending similarly set leaves and calyxe

A DIAMOND RING the old-mine cushion-cut diamond weighing approximately 6.00 carats, within an openwork diamond-set platinum mount, size 6 1/2 <p...

A SAPPHIRE AND DIAMOND RING of crossover design, set with two pear-shaped sapphires weighing approximately 8.00 carats, surrounded by pave-set rou

A GOLD, DIAMOND, RUBY AND SAPPHIRE BUTTERFLY BROOCH the body composed of a blue oval-shaped sapphire with pink sapphire eyes, the wings accented w

A SAPPHIRE AND DIAMOND RING the sugar-loaf cabochon sapphire weighing 17.04 carats, flanked by two heart-shaped diamonds weighing approximately 1.

A PAIR OF PINK TOURMALINE AND DIAMOND EARCLIPS set with two pear-shaped rose-cut pink tourmalines framed by 58 briolette-cut diamonds weighing app

A DIAMOND NECKLACE the front designed as a swag, suspending three briolette-cut diamonds weighing 24.23 carats, the back chain set with round diam

A PAIR OF DIAMOND EARPENDANTS the two briolette-cut diamonds weighing 5.45 carats, suspended by a geometric diamond motif set with 24 round, bague

A BELLE EPOQUE NATURAL PEARL AND DIAMOND PENDANT NECKLACE designed as a ribbon and garland motif set throughout with old-mine and rose-cut diamond

AN ART DECO DIAMOND AND EMERALD RING the collet-set old-mine diamond weighing approximately 3.25 carats, framed by small oval cabochon emeralds, t

AN ART DECO EMERALD AND DIAMOND RING the old European-cut diamond weighing approximately 1.25 carats collet-set within a calibre-cut emerald and o

A BELLE EPOQUE DIAMOND AND NATURAL PEARL BAR BROOCH centering a rose-colored natural pearl, the openwork elongated oval-shaped plaque millegrain-s

AN ANTIQUE DIAMOND CORSAGE PENDANT BROOCH the floral and foliate openwork plaque with heart-shaped motifs, centering an old European-cut diamond w

A DIAMOND AND SAPPHIRE RING the oval-shaped crown rose-cut diamond, surrounded by French-cut sapphires within an openwork gallery, with diamond-se

A DIAMOND AND SAPPHIRE BAR BROOCH centering an old-mine diamond weighing approximately 1.75 carats, the openwork plaque set with French-cut sapphi

A DIAMOND RING the emerald-cut diamond weighing 8.04 carats, flanked by two tapered baguette-cut diamonds, mounted in platinum, size 7 <p>$50...

BULGARI A SAPPHIRE AND DIAMOND RING set with an oval-shaped sapphire weighing approximately 4.50 carats, flanked by 48 baguette-cut and round

A SAPPHIRE LINE BRACELET The channel-set band set with 44 rectangular-cut sapphires weighing approximately 44.00 carats, mounted in a platinum eng

A DIAMOND NECKLACE the articulated necklace set with 76 graduating emerald-cut diamonds weighing approximately 60.00 carats, mounted in platinum,

VAN CLEEF & ARPELS A DIAMOND ETERNITY BAND continuously set with 16 baguette-cut diamonds weighing approximately 16.00 carats, mounted in plat

A DIAMOND CLIP BROOCH of ribbon and scroll design set with baguette-cut diamonds, suspending articulated terminals set with baguette-cut and round

A TANZANITE AND DIAMOND RING the cushion-shaped tanzanite weighing approximately 10.25 carats, flanked by two half moon-shaped diamonds weighing a

AN ANTIQUE GOLD AND DIAMOND BRACELET the delicate highly articulated latticework band centering a row of rose-cut diamond florets, accented with r

A PAIR OF SAPPHIRE AND DIAMOND EARPENDANTS designed as bell flowers, the sapphire drops with single and rose-cut diamond caps, suspended from coll

AN ANTIQUE GOLD, TURQUOISE AND SEED PEARL PENDANT designed as a spider web, the delicate 18K gold web centering a spider, the body set with a turq

AN ART NOUVEAU ENAMEL, DIAMOND, PEARL AND PINK TOURMALINE PENDANT the openwork enamel cartouche of floral and foliate motif, centering a cushion-s

A VICTORIAN GOLD, SEED PEARL, DIAMOND AND ENAMEL BRACELET the elongated octagonal pale blue enamel locket containing blond baby's hair tied wit...

AN ANTIQUE MICROMOSAIC BROOCH designed as a mandolin decorated with a micromosaic floral design, black painted wood tailpiece and gold strings, mo

TIFFANY & CO. AN ANTIQUE SILVER AND GEM-SET BOX the realistically designed silver toad studded with opals and tsavorite and demantoid garnets,

CARTIER A SET OF AQUAMARINE AND DIAMOND JEWELRY comprising a navette-shaped pendant/brooch, centering an emerald-cut aquamarine flanked by fou

AN ANTIQUE DIAMOND FLOWER BROOCH Designed as a rose sprig, the flower mounted en tremblant, the pistil and rosebuds set with old-mine diamonds, th

AN ANTIQUE DIAMOND BROOCH designed as a brin de muguet or lily of the valley flower bouquet, the articulated flowers composed of old-mine diamonds

AN ANTIQUE ENAMEL, RUBY AND SAPPHIRE JABOT PIN of scrolling and heart-shaped design in white and black enamel, centering a ruby forget-me-not flow

AN ANTIQUE DIAMOND BROOCH the openwork plaque of scrolling and foliate design set throughout with old European-cut diamonds, mounted in platinum,

AN ANTIQUE RUBY AND DIAMOND RING set with an oval-shaped ruby weighing approximately 1.50 carats and two old European-cut diamonds weighing approx

A COLORED DIAMOND CHAIN designed as a series of 77 graduated collet-set round brown diamonds weighing approximately 11.00 carats, mounted in plati

AN ANTIQUE EMERALD RING the five graduating emerald-cut emeralds, with a fancy floral motif gallery, mounted in 18K gold, ca. late 19th century, s

AN EMERALD STRAIGHTLINE BRACELET the flexible bracelet set with 45 square-cut emeralds, mounted in platinum, length 7 inches <p>$8,000-10,000

AN ART DECO PLATINUM, EMERALD AND DIAMOND BRACELET composed of a series of elongated oval links centering a row of emerald-cut emeralds framed by