1910s 3.47 cts DIAMOND PLATINUM OPEN-WORK BROOCH PIN

Openwork Platinum and Diamonds Pin/Pendant - 5.33 CTTW Vintage platinum pin/brooch with floral and ribbon design containing 67 European cut diamonds, diamonds measuring up to 0.62 ctw. (1.8mm - 5.5mm

A VINTAGE BAR PIN WITH DIAMONDS AND A PEARL Featured center pearl with old mine diamonds set in platinum. Open metal work is accented with milgrain edging. Brooch is 2.75" long. 1 off-round white pear

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

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

Platinum open circle brooch, set with baguette and round diamonds - approx. 2.40ctw. Brooch is 30mm in diameter. Marked: Maker's Mark Irid. Plat. Weight - 8.5 grams.

10k Yellow Gold and Diamond Filigree Brooch Pin. Openwork swirls to the face with a diamond center. Marked "10k" to backing. Weight Approx., 3.5g Measures Approx., 1 inches diameter

Vintage circular platinum openwork brooch with central Old European cut diamond measuring approx. 4.0mm surrounded by single cut, round brilliant cut, and Old European cut diamonds. Total approx. weig

A VINTAGE DIAMOND PLAQUE BROOCH, 1930s, in 18ct yellow gold and platinum, the openwork brooch set throughout with old cut diamonds, the diamonds totalling 3.0-3.5 carats, stamped 18ct and PL, 4.6cm, 7

Beautiful French openwork platinum brooch set with 4 white pearls with pink overtones, and diamond accents throughout - in both Old European and rose cuts. Stamped with the French domestic platinum ma

Platinum and Diamond Brooch The openwork plaque of scrolled pierced ribbons centering one old European-cut diamond ap. .85 ct., flanked by 6 baguette diamonds and clusters of 18 collet-set old-mine an

JEWELRY AND ACCESSORIES ~ 1" G.F. OPENWORK HEART PIN, ONE POST BACK 14KT YELLOW GOLD EARRING -DAMAGED, VINTAGE PLATINUM DIAMOND ANNIVERSARY BAND - WARPED SHANK APPROX SIZE 6, (PT RING AND GOLD EARRING

Italian 18kt yellow gold woven openwork brooch set with 30 round brilliant cut diamonds. Each diamond weighs approx. 0.10 cts each; total approx. diamond weight is 3 cttw. Stamped, "Italy, K18", with

14KT YELLOW GOLD & DIAMOND PIN W/ PLATINUM TOP ~ 2.5" IN LENGTH, OPENWORK FILIGREE STYLE BAR PIN CONTAINING THREE ROUND BRILLIANT DIAMONDS (0.30CT TDW) 4.4 GRAMS TW, TOTAL APPRAISED VALUE - $2,670.00

Platinum and Diamond Dress Clips/Broocheach open-work dress clip bezel-set with two old European-cut diamonds weighing approx. 0.50 ct. each, two baguettes-cut diamonds, and one triangular portrait-cu

Attributed to Edward Everett Oakes Arts and Crafts Gold, Platinum, Diamond, Amethyst and Pearl Brooch The shield-shaped brooch of open-work scrolling grape vines set throughout with 5 oval and round a

Trifari gold tone textural earring and brooch 7pc group: small hoop earrings with amethyst rhinestones, ridged scarf pin with diamond shape pattern, striped openwork floral brooch, brushed metal oval

Vintage Diamond, Platinum, 14k Yellow Gold Bow Brooch. Designed as an open work bow with black velvet backing, the center featuring one old European-cut diamond weighing approximately 0.30 ct., accent

Ladies' 14 karat White Gold circular brooch/pin. With an overlapped open work design, set with round brilliant cut accent Diamonds. Marked "14K". Measures approx. 1-1/8" in diameter. Weighs approx. 5.

Edwardian Platinum and Diamond Brooch/Pendant ca. 1910, the circular platinum brooch with an openwork lacy pattern set with a central old European-cut diamond, surrounded by smaller European-cut diamo

Brown diamond ring Centered on an oval-cut fancy brownish yellow diamond weighing approx. 4.04 cts, with marquise and round brilliant-cut diamond open-work shoulders Platinum and yellow gold GIA Repor

Late Victorian white & yellow gold diamond & pearl brooch pin. Brooch pin contains 26 round mine cut .02 ct diamonds. Center pearl 9 mm. Yellow gold back with white gold front. Open work form. 1 1/4"

Exquisite women's estate jewelry set signed "KGG" to include a brooch pin / pendant and drop dangle earrings crafted of 14k yellow gold with a striking scrolled openwork design and set with approx. 1.

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.

PLATINUM, DIAMOND AND PEARL BROOCH ~ 2.125" X 1.125" OPENWORK LEAF MOTIF, FEATURING FIVE CULTURED PEARLS, APPROX. 8MM EACH WITH MEDIUM LUSTER AND CREAM OVERTONES, SURROUNDED BY 107 SINGLE CUT DIAMONDS