JEWELRY. Platinum and Diamond Wreath Form Brooch.

Platinum diamond inlaid circular brooch with applied diamond inlaid bow. Apparently unmarked. Total approx. weight is 5.4 dwt (gross). From a Greenwich, CT estate. Dimensions: brooch measures approx.

Diamond Wreath Form Brooch. Edwardian platinum-topped 14kt yellow gold laurel wreath brooch with bow form ribbon. Inlaid throughout with Old European cut and rose cut diamonds. Suspended to the interi

Platinum spray form brooch inlaid throughout with single cut diamonds. Total approx. weight is 9.8 dwt (gross). From a Garden City, NY estate. Dimensions: brooch measures approx. 3.45" w x 1.20&q

Wreath Brooch. With high quality diamonds weighing approx. 2 cttw. Total approx. weight is 4.3 dwt. From a Rockland County, NY location. Dimensions: 1.25" diameter.

Platinum and diamond free form brooch set with round diamonds and baguettes. height 2 1/4 inches *No credit card payments will be accepted for silver, gold, or jewelry from buyers that have not purcha

Seagull Brooch. Tiffany & Co. platinum seagull form brooch inlaid throughout with (42) round full cut diamond weighing approx. 1.05 cts. Approx. color F-G, approx. clarity VS1-VS2. Accompanied by

or Brooch. 14kt yellow gold wreath form brooch displaying a Florentine finish is accented by (10) oval and circular turquoise cabochons and (5) prong-set round faceted diamonds. Total approx. weight o

Pendant. Large 18kt yellow gold handhammered pendant or brooch suspending an oval form platinum pendant with a central prong-set oval faceted colored gem, most surely a ruby, with a surround of surrou

Platinum scroll form brooch or pendant displaying an array of Old European cut and single cut diamonds suspending a single semi-baroque pearl. Center/largest prong set Old European cut diamond measure

Vintage platinum and diamond circular pin with interlocking ribbon form comprising of 3.6 ctw diamonds (VS - SI clarity, G-H color). Unmarked. Ahlers & Ogletree, Inc. reserves the right to demand paym

Brooch. Platinum-topped 18kt yellow gold scroll form brooch displaying a central Old European cut diamond surrounded by Old European cut diamond accents. Largest OEC diamond measures approx. 5.8mm. St

JEWELRY: Platinum diamond brooch by Frank Walter Lawrence, tested platinum mounting with 14K yellow gold pin stem, rectangular hand pierced design, center set with one marquise cut diamond, approximat

Having 30 small diamonds; 15/16" diameter; 3.11g total weight

Platinum, emerald, and diamond encrusted bow form pin. Apparently unmarked, tested for fineness. Approx. h. 1.5", w. 1.375", total weight 7.1g. Ahlers & Ogletree, Inc. reserves the right to require pa

Platinum floral spray brooch comprised of (11) marquise cut diamonds, (1) pear-shaped diamond, (14) round cut diamonds, and (54) diamond baguettes (straight and tapered). Apparently unmarked. Total ap

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

Antique silver-topped 18kt yellow gold floral form brooch inlaid throughout with rose cut diamonds and a single prong-set Old Mine cut diamond. OMC diamond measures approx. 4.6mm x 4.3mm. Total approx

Platinum brooch displaying (3) panel of (30) round brilliant cut diamonds and (58) single cut diamonds. Apparently unmarked. Brooch weighs approx. 9.9 dwt (gross). From a Briarcliff, NY estate. Dimens

Item/Description: Elegant Deco Retro era circle pin brooch fashioned as a wreath or ribbon from platinum and set with sparkly white round diamonds graduated in size. Approximately one half carat CTW.

Art Deco platinum brooch displaying a central trio of (3) milgrain bezel set Old European cut diamonds measuring approx. 6.0mm, 4.5mm and 4.6mm. Diamonds are set within a platinum filigree frame displ

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 Broochthe bow-form brooch comprising full- and single-cut diamonds weighing approx. 1.50 tcw. with open-work millegrain decoration; 7.90 dwts; lg. 3 in.Provenance: The Collection

Fine jadeite, diamond and platinum foliate-form brooch; the platinum mount of curvilinear ribbon-like design, set with approx. 40 modern brilliant round and single cut diamonds; radiating 'leaves&

Estate 18kt Yellow & White Gold Diamond Brooch Pin. Wreath form. Measures 1.25 inches in diameter. Weighs approximately 13.9 grams inclusive.