An Art Deco diamond plaque brooch, estimated diamond

containing two old European cut diamonds [H-I/I] weighing approximately 0.55 carats total; 120 old European cut diamonds [I-J/SI] weighing approximately 5.90 carats total; and 18 baguette cut diamonds

An Art Deco circular-cut diamond and seed pearl geometric brooch.Estimated total diamond weight 0.40ct, G-I colour, VS-SI clarity.Length 4.3cms. 3.4gms.

ART DECO SAPPHIRE AND DIAMOND BROOCH, 1930S in platinum, designed as a bow, pave-set with circular-cut diamonds, accented with calibre-cut sapphires, estimated total diamond weight 12.00-14.00 carats,

An Art Deco silver and 15ct gold calibre-cut ruby and single-cut diamond geometric bar brooch.Estimated total diamond weight 0.35ct.Length 7.2cms. 7.2gms.

LACLOCHE FRÈRES: ART DECO DIAMOND-SET BROOCH, CIRCA 1925 The onyx plaque, applied with a giardinetto motif set with carnelian cabochons, old single-cut and rose-cut diamonds, the geometric border

An Art Deco diamond and platinum clip/brooch set with circular-cut, kite-shaped, emerald-cut, and calveshead diamonds; estimated total diamond weight: 8.00 carats, all within an openwork setting. (15.

AN ART DECO DIAMOND NAVETTE RING, old-cut diamonds in milgrain settings to a large pierced navette plaque, to diamond-set shoulders, total estimated diamond weight 1.65ct approximately, stamped 950, r

Art Deco 14K Gold And Natural Diamond Brooch. 14K Gold Tested. Estimated more than 100 yrs old. Art Deco is a style of visual arts, architecture and design that first appeared in France just before Wo

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

ART DECO DIAMOND BROOCH/CLASP, CIRCA 1935, AND TRIPLE ROW CULTURED PEARL NECKLACE The openwork geometric plaque set throughout with cushion-shaped and old brilliant diamonds, with step and baguette-cu

AN ART DECO DIAMOND, ROCK CRYSTAL AND ENAMEL BROOCH the rectangular plaque with pierced diamond-set leaves, spaced by frosted rock crystal and diamond panels, between black enamel and diamond borders.

Art Deco Platinum  Weight 18.03gr Measurement 1.28”x2.21” Plaque Diamond Approx 3.5ct Vs1-SI1 I-M Brooch 

ART-DECO JADE AND DIAMOND BROOCH, in 18 ct. gold and platinum. Set with a square carved green jade plaque to the center, with diamond accents to the sides. W. 5.3 cm. 4.1 grams.

ART DECO JADE AND DIAMOND EARRINGS, BROOCH AND RING, CIRCA 1920 1st: Each earring with an openwork surmount of geometric design, set with single-cut diamonds, suspending a jadeite jade plaque carved t

BAILEY, BANKS & BIDDLE, ART DECO, JADE, DIAMOND AND ENAMEL BROOCH Containing one rectangular pierced and carved jade plaque in a seed pearl surround (origin not tested), two old European cut diamonds

ART-DECO JADE, ENAMEL AND DIAMOND BROOCH,High carat gold.Carved green jade center plaque.The surmount with black and red enamel, in good condition.Accentuated with diamonds.W. 5.2 cm.8.4 grams.

Diamond Brooch. Art Deco 14kt yellow gold brooch displaying a central carved jade plaque with a surround of red and black enamel work and (4) single cut diamonds. Stamped, "14k" verso. From

ART DECO ROCK CRYSTAL, ENAMEL AND DIAMOND BROOCH, CIRCA 1925 Of geometric design, the openwork square rock crystal plaque accented by black enamel bands and single-cut diamonds, between pierced, simil

An early 20th century Art Deco Period 18k Gold filigree brooch with Diamonds and Sapphires. Features a central bezel set Diamond, measuring approx. 3mm, estimated 0.125 ct, with two rectangular facete

Lady's Art Deco Platinum and 3.76 ct Diamond Circle/ Bow Motif Brooch Total Diamond Weight 3.76 cts. Weight 19.90 grams. Estimated total clarity VS1-SI2, Estimated Color G-H. See attachments for addit

An early 20th century Art Deco Period 14k White Gold filigree brooch with Diamonds and Sapphires. Features three prong set Diamonds, measuring approx. 2 and 3mm, estimated 0.19 cttw, with two rectangu

Art Deco style openwork brooch in 18 kt white gold. of intertwined geometric lines set with diamonds, old cut, set in grain with an estimated weight of 6.50 ct. and center with diamond bezel, brillian

Lady's 7.6DWT 14K White Gold Memorial Brooch, Art Deco in design, hand made, hand engraved, hand set. The brooch is set with 20 European cut round diamonds, .025-.04cts each (estimated total weight of

Diamond and 10k white gold diamond brooch pin. 71 round mine cut diamonds 1.5 total carats. Two pear-shaped diamonds approximately .65 carats. Total 2.15 carat weight. 8.9 g. 35mm x 40mm.STERLING ASSO