JEWELRY: Edwardian jade and diamond stick pin, tested platinum, milgrain details, containing one

JEWELRY: Edwardian jade and diamond stick pin, tested platinum, milgrain details, containing one ornately carved jade, with bee design, 33.5 x 20 mm diam., containing one antique pear-shaped diamond w

* An Edwardian Platinum Topped Yellow Gold, Pearl and Diamond Pendant/Brooch, containing one pearl (origin not tested) measuring approximately 8.85 mm in diameter, seven old European cut diamonds weig

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

A Platinum Topped Yellow Gold, Jadeite Jade and Diamond Ring, containing one oval cabochon cut green jadeite jade measuring approximately 22.34 x 10.75 x 5.84 mm and 16 old mine and round brilliant cu

Vintage Platinum Stick Pin With Gemstones 14.3mm top containing square cut sapphires (16 in total measuring approx. 1.9mm x 1.7mm, dark blue in color) and round European cut diamonds (approx. 0.34ct t

A Platinum, Colored Diamond and Diamond Ring, containing one round brilliant cut yellow diamond (origin of color not tested) weighing approximately 0.20 carat, four pear shape brilliant cut diamonds w

A Diamond and Platinum Ring. Containing one round brilliant diamond which is L color, VS1 clarity, and approximately 3.05 carats. Flanking the central diamond are five vertical straight baguette diamo

A Platinum and Diamond Ring, containing one octagonal step cut diamond weighing 3.60 carats and four baguette cut diamonds weighing approximately 1.00 carat total. Accompanied by a Gemological Institu

A Platinum and Diamond Ring, containing one octagonal step cut diamond weighing 5.02 carats and two baguette cut diamonds weighing approximately 0.50 carat total. Stamp: PLATINUM. Accompanied by a Gem

A Platinum and Diamond Ring, containing one pear shape brilliant cut diamond weighing 2.58 carats and 30 round brilliant cut diamonds weighing approximately 0.65 carat total. Stamp: PLAT. Accompanied

Edwardian Diamond, Sapphire, Platinum Pendant Enhancer Brooch. Centering one old European-cut diamond weighing approximately 1.20 ct., flanked by two old European-cut diamonds weighing approximately 0

A Platinum and Diamond Ring, containing one pear shape brilliant cut diamond weighing 4.13 carats and two tapered baguette cut diamonds weighing approximately 0.10 carat total. Stamp: 10% IRID PL (obs

Edwardian Diamond, Platinum Bracelet. Featuring six old European-cut diamonds weighing a total of approximately 5.55 cttw., accented by one hundred and ninety-six old full-cut and single-cut diamonds

DIAMOND RING AND JACKETS Consisting of a platinum ring containing one round brilliant cut diamond weighing 6.44 carats and two tapered baguette cut diamonds, together with a white gold ring jacket con

CULTURED PEARL, EMERALD AND DIAMOND MULTISTRAND NECKLACE Consisting of four strands of pearls measuring approximately 6.00 mm in diameter, strung knotted with a platinum clasp containing one emerald c

Containing one princess cut diamond measuring 7.13mm x 7.03mm x 4.85mm weighing 2.02 carats. Size 6.75 (approximate). 3.0 dwt. Includes a Bailey Banks & Biddle Diamond Grading Certificate. Diamond Ch

A beautiful Edwardian platinum diamond pendent set with 2 gem quality opals (1.50ct, and 0.85ct), 4 large diamonds, one on bottom wt. approx. 1.50ct (G/VS, with chip), 2 side diamond wt. approx. 1.20c

A Platinum and Diamond Ring, Harry Winston, Circa 1966, containing one marquise cut diamond weighing 2.15 carats and two tapered baguette cut diamonds weighing approximately 0.45 carat total. Stamp: 2

An outstanding Edwardian platinum and diamond three-piece jewelry suite with full IGI report, composed of a necklace, a bracelet and a pair of earrings, the three pieces weighting in total approximate

Fabulous piece done with briolette fancy color drop diamonds. Constructed of Platinum with a total of one hundred fifty eight (158) round brilliant cut diamonds on the line bezel set, ranging from 0.0

An Art Deco Platinum and Diamond Lavalier Necklace, consisting of a removable pendant containing one marquise cut diamond weighing approximately 1.60 carats, two shield shape step cut diamonds weighin

A SPECTACULAR DIAMOND RING, BY TAFFIN Containing one cushion brilliant cut diamond weighing 5.89 carats and numerous single cut diamonds. Mounted in platinum. Ring size 5 3/4. Engraved: TAFFIN TF 2866

David Webb Jadeite Jade, Diamond, Platinum, Gold Jewelry Suite Stones: Carved and pierced jadeite jade; full-cut diamonds weighing a total of approximately 2.50 car

ART DECO, DIAMOND RING Containing one old European cut diamond weighing 4.03 carats and numerous old mine cut diamonds. Mounted in platinum. Ring size 7. Stamp: PLATINUM. 3.70 dwt. GIA, 2021, Report N