An Art Deco diamond and platinum brooch, circa 1930

An Art Deco diamond and platinum brooch circa 1930 designed as a dimensional ribbon bow set with single and old mine-cut diamonds, suspending articulated step-cut diamond fringe, terminating in old mi

With three millegrained bezel-set OEC diamonds, approx. .90 ct., 1.50 cts. or .90 ct., centering graduated lines of OEC diamonds, approx. 5.0 cts. TW, in a geometric design. Ca. 1930. Stamped Wise & S

950 platinum (tested) Presumably Germany, circa 1930 3-row link bracelet, set with 155 diamonds of medium to very good color and clarity in single and old cut with a total weight of circa 10.5 ct. Hid

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.

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 BAR BROOCH, CIRCA 1940 in platinum, set with a row of graduated old cut diamonds accented by rose cut diamonds, all totalling 0.8-0.9 carats, with engraved foliate decoration to th

AN ART DECO SAPPHIRE AND DIAMOND BROOCH, CIRCA 1920 in platinum, set with a cluster of round cut diamonds, within a border of calibre cut sapphires, the diamonds all totalling 1.4-1.6 carats, stamped

Circa 1920s. Art Deco Car Brooch crafted in 18k yellow Gold and Platinum on top, accented with Rose cut Diamonds. Along with one natural Round cut Emerald. Weight: 5.4 grams. Measurements: 1.2 x 0.6 i

ANTIQUE ART DECO TIFFANY & CO PLATINUM WATCH WITH DIAMONDS CIRCA 1930'S BY CRESARROW FOR TIFFANY AS SHOWN... both the case and buckle are solid platinum, the Grosgrain ribbon band is extra long and is

Circa 1920, centering an old mine cushion-cut diamond gauged at approximately 1.50cts. and graded I-J color and SI clarity surrounded by ninety-two single and full-cut round diamonds totaling approxim

Vintage Art Deco 18k Gold and Platinum Diamond Ring Description The Francesca ring is a vintage ring handmade during the Art Deco Era circa 1930. This ring centers 5 old mine cut diamonds of J color a

An adorable Art Deco brooch of a winged insect, set with diamonds, rubies and a solitaire pearl, in platinum, France, circa 1920's - 1940's. This delightful piece has been expertly crafted out of plat

Circa 1930's platinum ring, center bezel set round cabochon cut sapphire, approx. 4.10 ct., SI in Clarity (Type III), B in Hue, 8-9 in Tone, and 3 in Saturation. 4 square French cut diamonds , approx

AN ART DECO DIAMOND RING CIRCA 1930 in high carat yellow gold and platinum, set with an old cut diamond of 1.09 carats, accented by further single cut diamonds, unmarked, size O / 7.25, 3.7g.

Circa 1930 Art Deco line bracelet crafted in platinum over 14k gold with approximately 1 carat of transitional cut diamonds. Signed makers mark, Allsopp and Allsopp. Excellent condition. Measures 6 3/

Art Deco, circa 1930. It was crafted in solid .900.999 platinum and .100/.999 iridium and mounted with great gemstones.Embellished on top in a four-prongs setting with a fancy modified oval cushioned

Fine Lady's Jadeite Platinum & Diamond Pendant 1.25''x.75''. Includes a natural apple green jade teardrop cabochon of 15x11mm approx. It weighs 6.3 grams. Excellent condition. Circa 1930's Art Deco pe

STUNNING ANTIQUE PLATINUM DIAMOND RUBY 14KT ROSE GOLD RING. THIS ART DECO CIRCA 1930'S RING HOLDS FIVE SPARKLING DIAMONDS AND SIX RUBY GEMSTONES SET IN PLATINUM TOPPED 14KT ROSE GOLD. RING SIZE 6 1/2

An Art-Deco black onyx bow brooch ca 1930's. 14k white gold double pin back and frame. Diamonds set in platinum weighing approximately three carats total weight including center marquise cut diamond.

Beautiful and delicate antique piece, created during the American Art-Deco period, circa 1930. It was crafted in .900/.999 platinum, with a small little crowned base in yellow Gold of 18karats as usua

Art-Deco period, circa 1930 and 1940. This cocktail ring was crafted in solid .900/.999 platinum and .100/.999 iridium and embellished with outstanding natural gemstones. Mounted in the center, with a

Platinum diamond double clip, c. 1930, 20.5 dwts Length: 2.5".This fine art deco diamond brooch contains approximately 198 .10ct(average) round and baguette diamonds and two .50ct round diamonds, all

Circa 1930's well made in platinum, with 3 carved emerald leaves surrounded by almost 3cts of round brilliant diamonds, all sitting in a rock crystal flower pot. 2" long, with a total weight of 15.8 g