Art Deco pendant WG/GG 585/000 with one old cut diamond 0,25 ct tinted W/PI and diamond roses, l. 35

Art Deco brooch/pendant platinum 950/000 and GG 750/000 unstamped, tested, with one old cut diamond 0,25 ct W/VS and diamonds, total 0,40 ct, d. 35 mm, l. 44 mm, chain with spring ring, l. 45 cm, 13,0

Art nouveau river pearl old cut diamond ring RG/WG 585/000 with one river pearl 3,5 mm, old cut diamonds, add. 0,06 ct l.tonedW/SI and diamond roses, RG 53, 2,6 g Jugendstil-Flussperlen-Altschliff-Dia

Art Deco bar pin GG/WG 585/000 with 3 old cut diamonds, together approx. 0,46 ct Wesselton - slightly tinted white/VS-SI, l. 60 mm, 4,7 g

pendant, ART-DECO 1920/'30s, yellow gold 585/000, central old-cut diamond c. 0.15 ct, directly around the setting 13 sapphires, in the outer garland 8 more diamonds white, all stones set in platinum ,

An Art Decó old-cut diamond brooch, platinum, unmarked, tested, with 51 old-cut diamonds and 16 diamond roses, weighing 5.58 ct fine white-slightly tinted white+ (G-I) /VVS-SI, l. 44 mm, 9.99 g, with

Old-cut diamond pendant WG/GG 585/000 with 8 old-cut and 4 octagonal diamonds, total 1.0 ct Wesselton - slightly tinted white/SI-PI, l. 47 mm, 9.5 g

ART DECO 1.70CT DIAMOND PLATINUM ENGAGEMENT RING c 1925 A finely crafted C1925 Art Deco Platinum and diamond engagement ring. Centered with one OEC (Old European Cut) diamond of K-L color and VS1-VS2

ART DECO 1.70CT DIAMOND PLATINUM ENGAGEMENT RING c 1925 A finely crafted C1925 Art Deco Platinum and diamond engagement ring. Centered with one OEC (Old European Cut) diamond of K-L color and VS1-VS2

Beautiful Quality Art Deco approx. 25.0 Carat Round and Marquise Cut Diamond and Platinum Bracelet. Diamonds E-F color, VVS1-VS2 clarity. Unsigned. Very good condition. Measures 7" L, 3/4" W. Approx.

Crafted out of 14K yellow and white gold, convertible from one necklace to a brooch/pendant and two bracelets, featuring an old European-cut diamond, weighing approximately 1.25 carats, having K-L col

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

Art Deco Approx. 58.0 Carat TW Six Hundred Sixty Five Old European Round and Baguette Cut Diamond and Platinum Wide Bracelet. Set in the center with an approx. 2.0 carat old European cut diamond. Diam

CARTIER, IMPORTANT ART-DECO ROCK CRYSTAL AND DIAMOND BROOCH, set with 5 larger old cut diamonds and smaller diamonds totalling approx. 4.70 ct. The 2 sides set with carved rock crystal in trapezium sh

Art Deco platinum, diamond, and fine emerald brooch / pin, composed of fifty-one mixed-cut diamonds including baguette and round brilliant-cut diamonds; approx: 5.50 ct tw., color: H-I, clarity: VS2 -

Important GIA Certified Art Deco style 9.38 Carat Old European Cut Diamond and Platinum Engagement Ring. Diamond I color, VVS2 clarity. Unsigned. Very good condition. Ring size 8. Approx. weight: 9.0

c. 1910 Art Deco platinum diamond ring featuring an Old European cut diamond measuring 10.2 x 9.8 x 6.7mm weighing approx. 4.51 ct bezel set in the center of the ring with 10 additional Old European c

Vintage Art Deco style Approx. 33.32 Carat TW, Nine Hundred Thirty One (931) Old European Cut, Round Brilliant and Single Cut Diamond and 18 Kt. White Gold Wide Bracelet. Diamonds G-H color, VS2-SI1 c

View a video of this lot: Click HereCrafted in platinum; set with old European cut diamonds, weighing a total of approximately 4.33 carats, most with K-L color and VS2-SI1 clarity; si

Stunning Vintage Diamond Bracelet - In Black Box Platinum Art Deco bracelet measuring 7.25' in length (0.75" wide) adorned with emerald, baguette and round cut diamonds (G-H SI1) Approx. 16.19ct tdw,

Art Deco Platinum Weight 7.5ct Engagement Center European Diamond Approx 3 L VVS  Measurements 0.6”x0.6” Ring Size 7.25

Art Deco Platinum Weight 7.5ct Engagement Center European Diamond Approx 3 L VVS  Measurements 0.6”x0.6” Ring Size 7.25

METAL: 18k Gold. GESMTONES: Mix old mine and rose cut diamonds approx. 53 stones (two stones are missing) Two larger stones are approx. 0.95-1.00ctw. MEASUREMENTS: Brooch is 42mm x 47mm. TESTED: 18k.

19th Century Antique Diamond and enamel monogram pendant The pendant of Tsar Nicholas I with crown monogram, set with rose and old-mine cut diamonds, with blue enamel surrounded by old mine-cut diamon

Art Deco Approx. 4.56 Carat Old Transitional Cut Diamond and Platinum Engagement Ring. Diamond J-K color, VVS clarity. Ring size 6-1/2. Approx. weight: 5.4 grams. Condition: Very good condition. For a