An Edwardian diamond bar brooch, the single old cut

An Edwardian diamond bar brooch, the single old cut diamond estimated to weigh 0.33 carats, upon a knife edge bar; together with a Victorian seed pearl and black enamel mourning ring, the oval panel w

Circa 1910, platinum Centering a square old mine-cut diamond graded M+ color, VS clarity, further set with two square old mine and eighteen single-cut diamonds, further accented with two rectangular

J.E. CALDWELL, EDWARDIAN, DIAMOND BAR BROOCH Containing one old mine cut diamond weighing approximately 0.85 carat and 15 old mine cut diamonds weighing approximately 0.90 carat total. Mounted in plat

An Edwardian White Gold and Diamond Bar Brooch. containing one old mine cut diamond weighing approximately 1.13 carats and six old European and mine cut diamonds weighing approximately 0.68 carat tota

An Edwardian Platinum, Diamond and Seed Pearl Bar Brooch, containing seven old European cut diamonds weighing approximately 0.35 carat total and four seed pearls (origin not tested) measuring approxim

AN ANTIQUE EDWARDIAN PEARL AND DIAMOND BAR BROOCH set to the centre with a pearl in a cluster of old cut diamonds, accented by a row of graduated old cut diamonds terminated at each end with a pearl,

Marcus & Co. Edwardian Diamond Crescent Brooch platinum/18k yellow gold, the brooch mounted with old European-cut and old single-cut diamonds weighing approximately 2.50 carats in total, signed "M & C

AN ANTIQUE EDWARDIAN PERIDOT, DIAMOND AND PEARL BAR BROOCH in yellow gold, set with a cushion cut peridot of 4.47 carats, accented by four old cut diamonds, the bar terminated at each end with a pearl

An Edwardian platinum and diamond brooch pendant centering an old European-cut diamond weighing approximately 1.25 carats; accented by single and old European-cut diamonds; total remaining diamond wei

AN ANTIQUE DIAMOND BAR BROOCH set with a central scrolling motif, accented by old and single cut diamonds, no assay marks, 5.5cm, 4.0g.

AN ART DECO ONYX AND DIAMOND BAR BROOCH, CIRCA 1925 Set with two tapering onyx cabochons within a pierced surround set with old brilliant and single-cut diamonds, millegrain detailing throughout, moun

Art Deco Platinum and Diamond Bar Broochthe shaped bar brooch set with old European and single cut round diamonds weighing approximately 1.33 total carats (H-I color, VS-SI clarity) and with synthetic

EDWARDIAN, GUILLOCHE ENAMEL, PEARL AND DIAMOND BROOCH Old mine, old European, single and rose cut diamonds and one cultured pearl measuring approximately 3.95 mm. Platinum-topped gold. 1 1/2 inches x

* An Art Deco Platinum and Diamond Bar Brooch, containing one old European cut diamond weighing approximately 0.23 carat and 28 old European and round single cut diamonds weighing approximately 1.35 c

DESCRIPTION: Edwardian platinum/18k and .85 CTW diamond bar pin. Tested 18k white gold filigree bar pin with platinum top. Pave set with forty-one old European cut, single cut and semi-rose cut diamon

centering one rectangular step cut very dark sapphire weighing approximately 2.50 carats total; six old European cut diamonds [G-H/VS1-VS2] weighing approximately 0.80 carats total; and 62 single and

COLLECTION OF DIAMOND BROOCHES Consisting of a bar brooch containing one old mine cut diamond and two French cut sapphires, a bar brooch containing two single cut diamonds, three square cut blue glass

F.W. Drosten, Art Deco platinum and 14k rose gold accented diamond bar pin or brooch featuring one larger old mine cut and (18) smaller single cut diamonds weighing approximately 0.50cts total of I-1/

Edwardian 7.32ctw Diamond Crescent Brooch 1.5''x1.5''. It includes a center Old European cut diamond of 1.04 carats with three other larger diamonds of 2.24ctw. It also has two single-cut and seventee

* An Art Deco Platinum, Diamond, Onyx and Emerald Bar Brooch, French, containing 133 old European and round single cut diamonds weighing approximately 2.70 carats total, 36 calibre cut onyx, and eight

Edwardian diamond platinum-topped 14k yellow gold pendant-brooch featuring (2) old European-cut diamonds weighing a total of approximately 0.55 ct. accented by (52) old European and single-cut diamond

A Collection of Edwardian 14 Karat Gold and Gemstone Bar Brooches, consisting of a platinum topped gold navette shaped brooch containing one round and two single cut diamonds, a platinum topped gold b

57 full cut old European cut diamonds, 22 single cut old European diamonds, graduating in size 2.0 - 1.2mm, tested platinum, straight bar pin with "J" clasp, 2-1/4 x 5/8 in, 10.1 grams Provenance: Pro

An early 20th century diamond bar brooch. The old-cut diamond floral cluster, with knife-edge bar sides and similarly-cut diamond collet terminals. Estimated total diamond weight 0.70ct. Length 5cms.