An Art Deco diamond cluster ring, centering an old-cut

Art Deco Diamond, Platinum Ring. Centering one old European-cut diamond weighing approximately 1.20 ct., accented by two full-cut, six baguette-cut and twenty-six single-cut diamonds weighing a total

AN ART DECO DIAMOND CLUSTER RING set with an old European cut diamond of approximately 0.96 carats in a cluster of further old European cut diamonds, no assay marks, size M / 6.25, 4.5g. 

AN ART DECO PLATINUM AND DIAMOND RING Centering an old European-cut diamond weighing approximately 0.50 carats, with old European-cut diamond shoulders, pierced mount, together with an engraved platin

Art Deco diamond and platinum ring centering one old European cut diamond weighing approximately 0.50 ct., accented by (4) single cut diamonds weighing a total of approximately 0.10 ct., set in an eng

Art Deco diamond and platinum ring centering one old marquise cut diamond which has been fractured through the center and covered with metal work, accented by (12) single cut diamonds set in a pierced

AN ART DECO 14K GOLD AND DIAMOND RING Centering an old European-cut diamond weighing approximately 0.90 carats, weight 3.3 dwt, size 7 1/2. For further information on this lot please visit Bonhams.c

THREE DIAMOND RINGS Comprising two art deco platinum and diamond rings, one centering an old European cut diamond, weighing approximately 0.51 carats, filigree mount with single-cut diamond accents, a

AN ART DECO SAPPHIRE AND DIAMOND CLUSTER RING, a cushion-cut sapphire within a rectangular border of old-cut and baguette-cut diamonds. Estimated total diamond weight 1.75ct, ring size N, 5.1 grams

Circa 1930, platinum Centering an old mine-cut diamond gauged at approximately 1.10ct and graded J-K color, SI2 clarity, further set with six baguette-cut diamonds Ring size: 4 2.5 grams

Circa 1930, platinum Centering an old mine-cut diamond gauged at approximately 0.60 ct. and graded G-H color, VS clarity flanked by two single-cut round diamonds totaling approximately 0.10 ct. and g

An Art Deco diamond and sapphire cluster ring, the central square, step cut sapphire in millegrain mount to open work Greek key oval frame, set throughout with tweleve old brilliant cut diamonds in sq

Platinum, centering an old mine-cut diamond weighing approximately 1.00 cts., graded slight yellowish-brown color, VS clarity, with 10 single-cut diamond accents, shank split, size 8, est: $800/1200

THREE ART DECO 18K WHITE GOLD AND DIAMOND RINGS Comprising two diamond solitaires, one centering an old European-cut diamond and the other an old mine-cut diamond with blue stone accents, and a cluste

Centering one old European-cut diamond [H-I/VS] weighing approximately 0.50 carats total; 26 single cut diamonds [H-J/VS-SI] weighing approximately 0.40 carats total; and 24 square sapphires weighing

Art Deco emerald, diamond, platinum and 18k yellow gold ring centering (1) rectangular step cut emerald, weighing approximately 0.80 ct., accented by rose and old single cut diamonds totaling approxim

Circa 1930, platinum Centering a round transitional-cut diamond gauged at approximately 1.30 cts. and graded J-K color, VS clarity flanked by two old mine-cut diamonds totaling approximately 0.15 ct.

AN ART DECO DIAMOND AND SAPPHIRE DRESS RING in yellow gold and platinum, of target design, set with a cluster of old European cut diamonds, within a border of calibre cut blue sapphires, with further

AN ART DECO DIAMOND NAVETTE RING, old-cut diamonds in milgrain settings to a large pierced navette plaque, to diamond-set shoulders, total estimated diamond weight 1.65ct approximately, stamped 950, r

ART DECO PLATINUM DIAMOND RING (OLD MINE CUT) C. 1920 1.01 CT. H-VS2, W/GIC, SIZE 6 1/2

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, DIAMOND RING Containing one old European cut diamond weighing approximately 1.60 carats. Mounted in platinum. Ring size 7. Gross weight: 2.00 dwt.

ART DECO DIAMOND RING, CIRCA 1930 The old brilliant-cut diamond, weighing 1.86cts between single-cut diamond geometric shoulders, hoop misshapen, ring size approx. P

ART DECO, DIAMOND RING Containing one old European cut diamond weighing approximately 1.15 carats and 52 old European and single cut diamonds weighing approximately 2.05 carats total. Mounted in plati

ART DECO, DIAMOND RING Containing one old European cut diamond weighing approximately 1.45 carats and 22 single cut diamonds. Mounted in platinum. Ring size 7 1/4. Gross weight: 3.45 dwt.