Sold2016Art Deco Platinum Sapphire & Diamond RingArt Deco Sapphire & Diamond Ring in Platinum , Early 20th century, platinum, American. Art Deco ring set with .60cttw diamonds I-G color and SI2-SI1 clarity and .50 cttw blue sapphires. Hallmark: PlatSee Sold Price
Sold2022A FINE ART DECO CEYLON NO HEAT SAPPHIRE, DIAMOND AND PEARL NECKLACE, EARLY 20TH CENTURY in platinumA FINE ART DECO CEYLON NO HEAT SAPPHIRE, DIAMOND AND PEARL NECKLACE, EARLY 20TH CENTURY in platinum and yellow gold, set throughout with nine oval cut blue sapphires all totalling approximately 16.90See Sold Price
Sold202214K Platinum Diamond & Sapphire Filigree JewelryItem/Description: This exquisite antique set came to us from the same Estate. Early 20th Century. Transitional period: Art Nouveau- Art Deco. Filigree work. Panel bracelet set with 15 sparkly white diSee Sold Price
Sold2023SIGNED TIFFANY & CO. ART DECO PLATINUM, DIAMOND AND SAPPHIRE LOW DOME RING, early 20th century.SIGNED TIFFANY & CO. ART DECO PLATINUM, DIAMOND AND SAPPHIRE LOW DOME RING, early 20th century. Old European cut round diamond weighing approx 1.00 ct. Centered by two lines of six calibré-cut sappSee Sold Price
Sold2022Platinum Diamond Sapphire Art Deco Ladies WristwatchThis is an antique Continental European ladies wristwatch dating to the early 20th century. Rendered in fine platinum, this Art Deco watch is studded with full and single cut diamonds. VS clarity andSee Sold Price
Sold2021TIFFANY & CO. PLATINUM DIAMOND & SAPPHIRE RINGTIFFANY & CO. PLATINUM DIAMOND & SAPPHIRE RINGAmerican, late 20th- early 21st century. A platinum band channel set with alternating diamond and sapphire, size 6.25. Weighing 6 gramsSee Sold Price
Sold2023Three broochesThree brooches 19th-early 20th centuryComprising two 19th Century brooches, one shell cameo and metal brooch, one garnet and gold dome brooches, and one platinum, diamond and synthetic sapphire bar pSee Sold Price
Sold2020AN ANTIQUE SAPPHIRE AND DIAMOND CLUSTER RING, EARLYAN ANTIQUE SAPPHIRE AND DIAMOND CLUSTER RING, EARLY 20TH CENTURY in 18ct yellow gold and platinum, set with an oval cut sapphire within a halo of round cut diamonds, stamped 18ct Plat, size N / 6.5, 2See Sold Price
Sold2015Anello in platino, primi del Novecento, Inghilterracon zaffiro centrale taglio carrè e diamanti taglio vecchio, cts. 1.60 circa. Misura 17. Gr. 3.5 An english platinum ring, made in early 20th Century, with sapphire and old cut diamonds, cts. 1.60, SSee Sold Price
Sold2021NO RESERVE - A SAPPHIRE AND DIAMOND CLUSTER RING, EARLYNO RESERVE - A SAPPHIRE AND DIAMOND CLUSTER RING, EARLY 20TH CENTURY in 18ct yellow gold and platinum, set with an oval cut blue sapphire within a border of single cut diamonds, maker's mark SH&Co, stSee Sold Price
Sold2015Early 20th Century Platinum & Diamond Pin11.4 grams total weight. With old European and mine cut diamonds, 15 total. 3.25 ct. total, largest diamond .38cts. VS - SI clarity and I-J-K color. Small chip on central diamonds. Top of pin platinumSee Sold Price
Sold2016An early 20th century platinum diamond cocktail watch.An early 20th century platinum diamond cocktail watch. The circular-shape cream dial, with black Arabic numerals, within a single-cut diamond border, to the circular and rose-cut diamond pierced braceSee Sold Price
Sold2016A ladies early 20th century platinum diamond manualA ladies early 20th century platinum diamond manual wind cocktail watch. The white dial with black Arabic numerals and minute track, with old and single-cut diamond bezel and expandable bracelet. EstiSee Sold Price
Sold2016TIFFANY & CO. - a lady's early 20th century platinumTIFFANY & CO. - a lady's early 20th century platinum diamond cocktail watch. The circular-shape white dial with black Arabic numerals and minute track, with single-cut diamond double surround, similarSee Sold Price
Sold2021A PAIR OF EARLY 20TH CENTURY SAPPHIRE AND DIAMONDA PAIR OF EARLY 20TH CENTURY SAPPHIRE AND DIAMOND PENDANT EARRINGS, oval-cut sapphires in milgrain settings suspended from old-cut diamond-set articulated links, total estimated sapphire weight 4.67ctSee Sold Price
Sold2022AN EARLY 20TH CENTURY SAPPHIRE AND DIAMOND BRACELETAN EARLY 20TH CENTURY SAPPHIRE AND DIAMOND BRACELET, marquise-cut sapphires within pavé-set diamond bow and brick links. Estimated total diamond weight 4.35ct, marked 'PT 950', 17.8cm long, 20.5 gramSee Sold Price
Sold2015A mid 20th century platinum, sapphire and diamondA mid 20th century platinum, sapphire and diamond cluster ring. The rectangular-shape sapphire, within a circular-cut diamond scalloped surround, to the openwork gallery. Estimated total diamond weighSee Sold Price
Sold2022AN EARLY 20TH CENTURY SAPPHIRE AND DIAMOND HINGE OPENING BANGLEAN EARLY 20TH CENTURY SAPPHIRE AND DIAMOND HINGE OPENING BANGLE, groups of oval-cut sapphires and old-cut and rose-cut diamonds to scrolling milgrain bands, to a flat-sided foliate engraved bangle. EsSee Sold Price
Sold2022AN EARLY 20TH CENTURY SAPPHIRE AND DIAMOND CLUSTER RINGAN EARLY 20TH CENTURY SAPPHIRE AND DIAMOND CLUSTER RING an oval-cut sapphire within a fancy pierced milgrain border of round-cut diamonds, to diamond-set shoulders. Estimated total diamond weight 0.30See Sold Price
Sold2022AN EARLY 20TH CENTURY SAPPHIRE AND DIAMOND RINGAN EARLY 20TH CENTURY SAPPHIRE AND DIAMOND RING an oval-cut sapphire in a fancy claw setting, to diamond-set shoulders. French 18 carat gold assay mark, ring size J, 3.1 grams Two chips noted to theSee Sold Price
Sold2023Early 20th century platinum & gold diamond ringAn early 20th century platinum and gold, old and rose-cut diamond ring.Estimated total diamond weight 0.75ct. Ring size P. 5.3gms.See Sold Price
Sold2022AN EARLY 20TH CENTURY SAPPHIRE AND DIAMOND BROOCHAN EARLY 20TH CENTURY SAPPHIRE AND DIAMOND BROOCH an oval-cut sapphire spaced by old-cut diamonds and oval-cut sapphires milgrain-set within a pierced wing frame. Estimated total diamond weight 0.30ctSee Sold Price
Sold2022AN EARLY 20TH CENTURY SAPPHIRE AND DIAMOND FIVE STONE RINGAN EARLY 20TH CENTURY SAPPHIRE AND DIAMOND FIVE STONE RINGThe graduated circular cut sapphires with old European cut diamonds between, approximately 0.50 carats total, to a scrolled gallerySize/dimensSee Sold Price
Sold2016An early 20th century sapphire and diamond brooch. TheAn early 20th century sapphire and diamond brooch. The kite-shape sapphire, with single-cut diamond surround, similarly-cut diamond line sides and old-cut diamond terminals. Estimated total diamond weSee Sold Price