SAPPHIRE AND DIAMOND OPENWORK BROOCH

SAPPHIRE AND DIAMOND OPENWORK BROOCH, set with a large central blue sapphire, flanked with diamonds in the openwork surmount totalling approx. 1 ct. W. 3.6 cm. 7.8 grams. Sapphire probably synthetic.

A SAPPHIRE AND DIAMOND BROOCH The openwork brooch set with a central circular-cut sapphire, within a surround of old brilliant-cut diamonds in square millegrained settings, further issuing curved rows

SAPPHIRE AND DIAMOND BROOCH, 1996 The openwork cartouche set with oval-cut sapphires and old brilliant and brilliant-cut diamonds, mounted in 18 carat gold, diamonds approx. 2.10cts total, London hall

Platinum, Synthetic Sapphire, and Diamond Bar Brooch the open-work bar brooch centering a bezel-set circle-cut synthetic sapphire measuring approx. 6.36 x 4.46 mm. and weighing approx. 1.55 cts., furt

ART DECO SAPPHIRE AND DIAMOND BROOCH, CIRCA 1925 The openwork geometric plaque millegrain-set throughout with old brilliant and single-cut diamonds, accented by circular-cut sapphires, diamonds approx

SAPPHIRE AND DIAMOND CLIP BROOCH, CIRCA 1930 The openwork clip set with an oval-cut sapphire, accented by pavé-set cushion-shaped diamonds, length 3.5cm

SAPPHIRE AND DIAMOND BROOCH Of openwork design, centrally-set with a cabochon sapphire, between oval and single-cut diamonds, set throughout with rose-cut diamonds, oval and single-cut diamonds approx

SAPPHIRE AND DIAMOND BROOCH AND EARCLIP SUITE Of openwork foliate design set with baguette and brilliant-cut diamonds and pear-shaped sapphires, the earclips of matching design, diamonds approx. 5.95

Brooch. Vintage signed 14kt yellow gold modernist brooch with openwork design and cluster of (10) round cut sapphires and a single round brilliant cut diamond. Sapphires measure approx. 2.5 mm each; d

10 Karat Gold, Diamond, & Sapphire Brooch The openwork plaque of oblong shape and geometric design is set with round brilliant diamonds weighing a total of 0.32 carats and round blue sapphires weighin

An 18ct gold diamond and gem-set brooch. Designed as a giardinetti, with brilliant-cut diamond openwork basket and marquise-shape ruby, sapphire and emerald flowers. Estimated total diamond weight 0.2

Stunningly crafted in both glowing yellow gold and the palest platinum, this openwork butterfly features icy diamonds, bright blue sapphires, rich red rubies and electric green demantoid garnets.

MARCUS & CO: SAPPHIRE AND DIAMOND BROOCH/PENDANT, EARLY 20TH CENTURY The central oval-cut sapphire within an openwork quatrefoil border of floral and foliate motifs, millegrain-set throughout with old

A LATE 19TH CENTURY SAPPHIRE AND DIAMOND BROOCH / PENDANT an oval-cut sapphire within an openwork scroll frame of old-cut and rose-cut diamonds, suspending a sapphire pendant drop. Estimated total dia

A LATE 19TH CENTURY SAPPHIRE AND DIAMOND BROOCH / PENDANT an oval-cut sapphire within an openwork scroll frame of old-cut and rose-cut diamonds, suspending a sapphire pendant drop. Estimated total dia

Art Deco 14K white gold pendant brooch with three diamonds and channel set square-cut sapphires, pierced open-work with hinged collapsible pendant bail. Pendant: 2.25" L; brooch: 2" L. Approx: 3.7 dwt

Sapphire Brooch or Bar Pin. Art Deco Cartier platinum bar pin or brooch comprised of a central onyx openwork frame with (2) sapphire cabochon accents, and (3) stacked bands of pave diamonds; flanked b

David Webb 17.20ctw Emerald & Blue Sapphire, 13.50ctw VS1-VS2/F-G Diamond Solid Platinum/18K Yellow Gold One of a Kind Convertible Brooch/Pendant (Comes W/$300,000 Appraisal) - This immaculately craft

Ref:2022828850 Gold Content:14K White Gold For people:Women Total Item Weight:31grams Main Stone:Sapphire Shape:Oval Carat Total Wt:6.47ct Color:Color Cut Grade:G Adjacent Gemstone 2 : Diamond

Designed as a foliate wreath framing a translucent purplish blue star sapphire, 13.2 - 13.0 x 9.65 mm, 17.8 cts. by formula, with seven spherical (probably natural) pearls, 4.55 - 3.55 mm, set among O

Ref:23402110 Gold Content:14K Gold Main Gemstone:Natural Sapphire Shape:Oval Carat Weight:8.53ct Color:Royal blue Cut Grade:G Adjacent Gemstone 2 : Diamond Shape:Round Carat Weight:0.75ct Cla

" A lovely, remarkably wearing tri-color sapphire and diamond brooch pin set in Platinum 950 is accentuated with oval sapphires and linked by over 1 carat marquise-shaped diamonds in a prong setting.

1st item: Ladies filigree 10K white gold brooch featuring an oval natural sapphire, accented by 12 bageutte sapphires. 4 round brilliant & 6 single cut diamonds approximately 0.60 carats, Clarity-SI1,

Estate 18kt yellow gold brooch, cluster of nine cultured pearls, gold foliage set with twelve blue sapphires, approx 0.60cttw, six diamonds, approx 0.18cttw, average clarity: VS1, average color: G, ha