AQUAMARINE AND DIAMOND BROOCH set with an oval cushion

Arts & Crafts Aquamarine and diamond brooch Set with an oval-cut aquamarine measuring approx. 11.20 x 17.06 x 6.4 mm within an openwork old mine-cut diamond frame Yellow and white gold 1 x 1 â…›

SAPPHIRE AND DIAMOND BAR BROOCH Set with alternating oval-cut sapphires and cushion-shaped diamonds, diamonds approx. 1.20cts total, length 6.5cm

AN ANTIQUE AQUAMARINE AND DIAMOND BAR BROOCH in 15ct gold, set with an oval cut aquamarine in a border of single cut diamonds, stamped 15ct, 6.6cm, 6.5g.

AN ANTIQUE BLUE ZIRCON AND DIAMOND BROOCH in yellow gold and silver, set with a cushion and oval cut blue zircons in a border of old and rose cut diamonds, no assay marks, 2.9cm, 3.4g.

19.2 kt gold, deer assay mark (later than 1985), studded with brilliants, approximately 2 ct in size, and cushion and oval cut aquamarines. Approximate weight: 30.6 grs. Measure: 13.

BOUCHERON: RUBY AND DIAMOND CLIP BROOCH, CIRCA 1950 Designed as a floral bouquet, set with circular and oval-cut rubies and cushion-shaped diamonds, the flowerheads engraved to the reverse 'From Daddy

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

A ruby and diamond brooch composed of nine graduated floral clusters, each set with a cushion-cut diamond in a border of oval and cushion-cut rubies, unmarked(Length: 6.3cm)Note: This lot forms part o

AQUAMARINE AND DIAMOND RING in platinum or white gold, set with a trio of cushion and oval cut aquamarines accented by diamonds, unmarked, size P / 7.5, 10.5g.

AN AQUAMARINE AND DIAMOND BROOCH/PENDANT, CIRCA 1890 The openwork scrolling cartouche with foliate detailing and set throughout with rose-cut diamonds, with an oval-cut aquamarine to the centre, suspe

14k white gold aquamarine and diamond necklace having 143. 14 cts. of aquamarines consisting of 3 cushion, 22 pair, 3 marquis, 17 oval and 6 emerald cut natural aquamarine; and set with 138 round bril

(4) pc 14K WG aquamarine fashion set c/o circle pin w/8 oval stones 9 mm x 7 mm1 3/8" d; 7" bracelet w/12 6 mm stones, ladies ring with 10 mm x 8 mm cushion cut stones surrounded by 16 round diamonds

1) 14K white gold ring featuring a cushion cut aquamarine prong set in a halo of round cut diamonds, sz. 5.5, and 2) 14K yellow gold ring featuring an oval cut blue topaz and four accent diamonds, sz.

FINE ART DECO AQUAMARINE AND DIAMOND CLIP BROOCH. set with rich vibrant aquamarines totalling approx 5.45 ct. surrounded by bright diamonds. Length : 3 cm. Width: 2.3 cm. 6.5 grams. accompanied with a

AQUAMARINE TURQUOISE AND DIAMOND BROOCH, set to the center with an aquamarine of approx. 7.84 ct. Flanked ith diamonds and cabochon cut turquoise. Diam. 2.7 cm. 6.2 grams.

AQUAMARINE TURQUOISE AND DIAMOND BROOCH, set to the center with an aquamarine of approx. 7.84 ct. Flanked ith diamonds and cabochon cut turquoise. Diam. 2.7 cm. 6.2 grams.

DIAMOND STAR BROOCH Set with cushion-shaped and rose-cut diamonds, diamonds approx. 2.50cts total, length 4.1cm For further information on this lot please visit Bonhams.com

14K WHITE GOLD "OSCAR CAPLAN" AQUAMARINE, DIAMOND & PEARL PIN (BROOCH) / PENDANT - OVAL CENTER FACETED NATURAL AQUAMARINE MEASURING 13.80mm X 11.00mm X 3.50mm WITH APPROX. TOTAL WEIGHT OF 10 CTS - 20

RARE VICTORIAN CAMEO AND DIAMOND BAR BROOCH, set with 3 oval carved cameo's, accentuated with diamonds. The back of the centre cameo with locket back. W. 4 cm. 9.7 grams. With box.

PINK SAPPHIRE AND DIAMOND BAR BROOCH Set with a cushion-shaped pink sapphire, on a knife-wire bar terminating in old cushion-shaped diamonds, diamonds approx. 2.25cts total, length 6.0cm Footnotes:

DIAMOND BAR BROOCH Set with three cushion-shaped diamonds, diamonds approx. 1.55cts total, length 4.2cm

A FINE ANTIQUE DIAMOND BROOCH set with an old mine cushion cut diamond of 4.00 carats in a cluster of old cut diamonds, accented by further old and rose cut diamonds to the openwork frame, the diamond

AN AQUAMARINE AND DIAMOND RING set with a cushion cut aquamarine of 14.29 carats in a border of round brilliant and baguette cut diamonds, the band set with further diamonds, stamped 750, size N / 6,

AN AQUAMARINE AND DIAMOND BROOCH in geometric design, set with three round cut aquamarines accented by lozenge motifs set with baguette and rose cut diamonds, suspending an old European cut diamond dr