A DIAMOND TIE PIN, the bar brooch with family crest highlighted with single-cut diamonds, in 18K

A DIAMOND TIE PIN, the bar brooch with family crest highlighted with single-cut diamonds, in 18K gold, width 4.5cm

Vintage diamond and 18k yellow and white gold leaf brooch having thirty (30) single cut diamonds, of VS-2 clarity and G/H color, weighing approximately 0.65ctw, with locking bar pin back, apparently u

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/

This is an antique Art Deco 14K white gold filigree bar brooch pin featuring single and full cut diamonds of SI clarity and GH color. 2 7/8" long and it weighs 4.9g. The diamonds range from 1.5-2.4mm.

Ruby, Diamond, and Pearl Bar Pin. Central pearl measuring 4.5 mm. Flanked by 10 square rubies and single cut diamonds. Set in 18k yellow and white gold.Property from an Upper East Side Manhattan estat

METAL: 18k Gold/ Platinum. MEASUREMENTS: Brooch is 58mm x 4.8mm. Comes with box. GEMSTONES: Old mine and rose cut diamonds approx.1.00-1.20ctw. TESTED: 18k/ Plat top. WEIGHT: 3.8 grams.Gemstones have

Beautiful Art Deco brooch from the 1920s. White gold filigree has a nice single cut diamond in the center, pin and locking clasp is yellow gold and marked 14K.

Vintage gold and diamond brooch, Paris, France. White gold bar brooch set with (11) old mine cut diamonds. Pin closure with plunger clasp. (Tests 18k). (Approx. 1 3/8", 0.1 ozt).

Crafted of fine 18k yellow gold with a platinum flash on the face. Features alternating clusters of small rose cut diamonds and square single cut sapphires in a graduated arrangement, placing the larg

METAL: 18k Gold. GEMSTONES: Two small rose cut diamonds. Ruby. Center gemstone is chipped. MEASUREMENTS: Brooch is 43mm x 5mm (missing a dangle element). TESTED: 18k, Plat. WEIGHT: 3.2 grams.Gemstones

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

Vintage 18K yellow gold and diamond florentine finish pansy flower motif brooch / pin, with fifteen bezel-set round single-cut diamonds; approx: 0.26 ct tw, color: G-H, clarity: SI1-SI2, marked: "18K.

c. 1920-30, American, 18K yellow gold platinum toped filigree brooch featuring cushion cut sapphire with diamonds set in filigree, 2.75 in. L, 4.4 grams

Art Deco 18K white gold bar pin features an inlaid central onyx bow design accented with approximately .25ct Collette set old European cut diamond. Complemented on sides by small bead set single cut d

DESCRIPTION: 18k yellow and white gold and 0.63 CTW diamond pin. Includes twelve bead set diamonds, nine single cut diamonds, and three round brilliant diamonds (Clarity VS-SI, Color H-J). MEASUREMENT

1) 14K yellow gold rectangular cufflinks with criss cross engraving and swivel bar clasp, 0.75 in. L with matching tie pin, 0.5 in. L and 2) 14K yellow gold oval cufflinks with single cut diamond in t

UDALL & BALLOU ART DECO PLATINUM, 18K GOLD, SAPPHIRE, AND DIAMOND BAR PIN / BROOCH, tested, marked "U&B", featuring 11 hexagonal-cut sapphires in slightly tapering sizes from 4.1 to 4.7 mm side to sid

Antique 18kt yellow gold bar pin set with (7) coral beads flanked by (12) rose cut diamonds. Inscribed, "18K". Total approx. weight of pin 3.6 dwt (gross) including the non-gold brooch backi

Eighteen karats yellow gold and diamond set horse pin. Single cut diamonds accent a horse motif pin. The pin has a matt finish. secures with a hinged pin stem and closure. tested 18k and has a total g

Metal Type: 18K Rose Gold w/ 18K Yellow Gold Pin Jewelry Type: Floral Brooch Gemstone: (6) Rose Cut Diamond & (27) Single Cut Diamond Carat Weight: 1.10 Hallmark: 750 Condition: Very Good Dimensions:

This 9K yellow gold bar pin or brooch features a wide backdrop of black onyx, set in the middle with a single 30 to 40 point mine-cut genuine diamond. In excellent condition, the pin measures 2.25" lo

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

19th century, antique full cut and rose cut diamonds, designed as a bar-form pin mounting 27 diamonds suspending a laurel garland form section mounting 20 diamonds suspending a single diamond pendant

AN ART DECO DIAMOND AND SAPPHIRE BAR BROOCH in 18ct white gold, comprising a row of alternating old European cut diamonds and French cut sapphires, stamped 18K and indistinctly to pin, 4.7cm, 4.5