An Art Deco diamond plaque brooch possibly 

containing two old European cut diamonds [H-I/I] weighing approximately 0.55 carats total; 120 old European cut diamonds [I-J/SI] weighing approximately 5.90 carats total; and 18 baguette cut diamonds

Art Deco Possibly Diamond, Sterling Silver, Marcasite, Pos Onyx and mother of pearl necklace C1930’s. Some stones on Presidium gem tester test possibly diamond. An Art Deco sterling marcasite and fi

Art Deco Style Platinum Ring w/ Diamonds & Blue Stones possibly Sapphires, Approx. 5.7 grams, Size 6.5 -

Art Deco Diamond Ring 14k , 1st half 20th century, 14k, Possibly Swiss or German. 14k white gold Art Deco ring set with .60 cttw diamonds (approximately I color and SI1-2 clarity). Hallmarked 585 for

Vintage marked 10K gold brooch set with two faux seed pearls and center blue glass stone. Marked "F" in diamond, possibly for Fellencer & Son. 1-1/4" wide. .7 dwt. MH. IMPORTANT: Before bidding, pleas

possibly Tiffany & Co., stamping illegible (appearing double-struck and partially rubbed), the bangle set with 72 round European cut diamonds approx. 5.76 carats, setting tests platinum, interior 2.50

Art Deco Platinum and 14K yellow gold bar pin featuring 10 round sapphires weighing approx. 2.50ctw, possibly Ceylon, alternating with 18 rose cut diamonds weighing approx. 0.20ctw, lock safety catch,

DESCRIPTION: An Art Deco gold ring features a multilevel two toned ring setting, decorated with approximately 2cts of round European cut diamonds. CIRCA: Early 20th Ct. ORIGIN: Possibly Europe DIMENSI

ANTIQUE ART DECO 14K YELLOW GOLD, PLATINUM, DIAMOND, AND SAPPHIRE LADY'S RING, possibly converted to a ring from another piece of jewelry, featuring a diamond-form pierced platinum top having a ce

Art Deco ring with center emerald and baguette diamonds. These stones are possibly lab created , possibly mined gemstones. They test positive for emerald and diamonds on gem tester. Inclusion in emera

AN ART DECO RUBY, EMERALD, SAPPHIRE AND DIAMOND PIN BROOCH, EARLY 20TH CENTURY, POSSIBLY BY CARTIER in 18ct white gold, the pin terminated by concentric circular motifs articulated to rotate within on

Art Deco Possibly French Very Fine Lapis Lazuli, Platinum 18 Karat Yellow Gold and Silver Compact with Carved Jade and Diamond Clasp. Signed ATP (the T looks like a tri-pod) and what appears to be a F

BOUCHERON, AN EXCEPTIONAL ANTIQUE ART DECO DIAMOND AND ENAMEL BROOCH in platinum and 18ct white gold, the geometric body set with old cut diamonds within two octagonal borders of black enamel, the pri

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

Lovely Art Deco diamond solitaire ring that features a 5.26-carat Old European cut diamond in a beautiful platinum setting. The diamond is O-P color, VS2 clarity. It is flanked by an old European cut

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. 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

ART DECO, DIAMOND AND EMERALD BRACELET Containing five marquise and numerous old European cut diamonds weighing approximately 15.00 carats total and numerous calibre cut emeralds. Mounted in platinum.

Art Deco diamond and platinum bracelet featuring (3) older marquise-cut diamonds, weighing a total of approximately 2.90 cts., accented by (348) full-cut diamonds, weighing a total of approximately 19

Art Deco Diamond Emerald Platinum Bracelet Diamonds total weight approx. 17.00 ct Width: 12.7 mm Length: 7 inches Total Weight: 42.9 grams

Art Deco Approx. 19.65 Carat TW Diamond and Platinum Wide Bracelet. Set with 3.15 Carat TW three old European cut diamonds and accented throughout with approx. 16.50 carat TW old mine cut diamonds. Di

Art Deco 16.00 Ct.* Diamond Bracelet Mounted with 16.00 Ct.* of Diamonds F-G Color VVS-VS Clarity Platinum Metal Weight: 47.50 gm. 3 inches in length, 1.5 inches wide *approx. weight

ART DECO, DIAMOND AND EMERALD BRACELET Containing two marquise and numerous old European cut diamonds weighing approximately 13.00-15.00 carats total, accented by channel set calibre cut emeralds and

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