Sold2018Round and rose cut diamond, calibré sapphire, platinumRound and rose cut diamond, calibré sapphire, platinum and gold brooch, g 10.07, length cm 9.20 circa.Broche in oro giallo e platino con diamanti rotondi, mezza rosetta e zaffiri calibré, g 10,07, lSee Sold Price
Sold2015An Edwardian diamond and sapphire bracelet, the steppedAn Edwardian diamond and sapphire bracelet, the stepped and pierced front section set with transition and rose cut diamonds and calibre sapphires. Platinum. Weight 7.85 grams. Length 18.5cm.See Sold Price
Sold2017A diamond and sapphire dress ring. The old-cut diamond,A diamond and sapphire dress ring. The old-cut diamond, within a rose-cut diamond panel and calibre-cut sapphire border, with later applied platinum rose-cut diamond accent side band. AF. Principal diSee Sold Price
Sold2019AN ART DECO SAPPHIRE AND DIAMOND RING in platinum orAN ART DECO SAPPHIRE AND DIAMOND RING in platinum or white gold, the oval cut sapphire within a geometric surround of round cut diamonds and calibre cut sapphires, marked indistinctly, size N / 6.75,See Sold Price
Sold2016An early 20th platinum and 18ct gold sapphire andAn early 20th platinum and 18ct gold sapphire and diamond brooch. The circular-shape sapphire, within a rose-cut diamond surround and calibre-cut sapphire accents, to the rose-cut diamond sides. FrencSee Sold Price
Sold2022AN ART DECO SAPPHIRE AND DIAMOND BROOCH, CIRCA 1920 in platinum, set with a cluster of round cutAN 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, stampedSee Sold Price
Sold2021An Art Deco Diamond & Sapphire Watch in PlatinumPlatinum antique watch by Stona Watch Co. featuring a rectangular 16.5 mm case set with round diamonds and calibre cut sapphires with milgrain detail, white dial with blue-tone hour markers, 15 jewelSee Sold Price
Sold2023Platinum Sapphire Diamond Eternity BandPlatinum sapphire diamond eternity band; finger size: 7 1/4; 2.6dwt; alternating sections of 3ea 2x1.7mm blue square step cut calibre sapphire and 2.0mm (I1/IJK 1/2ctTW) round full cut diamondsSee Sold Price
Sold2022Aquamarine Sapphire and Diamond RingMETAL: platinum GEMSTONE(S): oval faceted aquamarine approx. 1.10 carats; calibre cut sapphire approx. 0.80 carat total; round brilliant cut diamonds approx. 0.26 carat total MEASUREMENTS: ring top 1/See Sold Price
Sold2023Art Deco Platinum, Sapphire and Diamond Ringa lovely handcrafted ring with carved shoulders, containing two round cabochon cut sapphires and 10 rose cut diamond accent stones. Stamp: (makers mark) Weight: 5.5 grams Ring Size: 8.5 The ringSee Sold Price
Sold2023Platinum, Sapphire, and Diamond RingPlatinum, Sapphire, and Diamond Ringthree rows of calibre cut sapphires, with an offset design set with full cut round diamonds weighing approximately 1.17 total carats (I-J color, SI2-I1 clarity), teSee Sold Price
Sold201918k Gold, Platinum, Diamond & Sapphire RingCirca 1930's Vintage Platinum Ring with Rose cut Diamonds and a Natural round Blue Sapphire Approx. 3.50 CT holded by a 18k Gold bezel setting. Ring size: 8.75.See Sold Price
Sold2024An Art Deco Sapphire & Diamond Bar Pin in 14K & PlatinumArt 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,See Sold Price
Sold2021Art Deco-Style Diamond and Sapphire Drop EarringsPair of Art Deco-Style Diamond and Sapphire Drop Earrings platinum, each with a central old European-cut diamond within a ring of calibre-cut sapphires, in navette-shaped plaques set with round brilliSee Sold Price
Sold2022ART DECO PLATINUM 1.58 CT DIAMOND SAPPHIRE RING w/ COA, circa 1935, with an open work design withART DECO PLATINUM 1.58 CT DIAMOND SAPPHIRE RING w/ COA, circa 1935, with an open work design with fine millegrain accents, centered with three round Old European Cut diamonds, flanked by rose cut diamSee Sold Price
Sold2022ART DECO PLATINUM 1.58 CT DIAMOND SAPPHIRE RING w/ COA, circa 1935, with an open work design withART DECO PLATINUM 1.58 CT DIAMOND SAPPHIRE RING w/ COA, circa 1935, with an open work design with fine millegrain accents, centered with three round Old European Cut diamonds, flanked by rose cut diamSee Sold Price
Sold2016LADIES DIAMOND, GEM-SET & PLATINUM BOMBARDIER BROOCHDesigned as a millegrained platinum bomb-form element, set with rose-cut and OMC diamonds later set with round faceted blue sapphire border and trefoil accents, saltwater cultured pearl and RBC diamonSee Sold Price
Sold2021Wide Rose Gold, Platinum, Sapphire and Diamond BuckleWide Rose Gold, Platinum, Sapphire and Diamond Buckle Bracelet 18 kt., six rows of fancy-shaped links, square-cut sapphires ap. 5.35 cts., 46 round diamonds ap. 4.00 cts., c. 1940, ap. 85 dwts. LengthSee Sold Price
Sold2021Collection of Victorian and Vintage RingsIncluding one ring centering twelve round-cut sapphires set in a platinum and 18k rose gold mounting, size 5; one ring centering nine single-cut diamonds weighing a total of approximately 0.09 cttw. sSee Sold Price
Sold2023SAPPHIRE, DIAMOND AND FOURTEEN KARAT GOLD RINGSAPPHIRE, DIAMOND AND FOURTEEN KARAT GOLD RING. The rose and white gold ring with 28 round-cut diamonds together weighing approximately 0.35 cttw; and featuring an oval-cut sapphire weighing approximaSee Sold Price
Sold2017A Lady's Sapphire and Diamond Ring in PlatinumPlatinum, five rows of invisibly set calibre cut sapphires, bordering two rows of round, graduated diamonds, in a classic dome style, sz 6.5, 17 grams twSee Sold Price
Sold2019STUNNING Platinum, Sapphire & Rose Cut Diamond CrescentDK Platinum, Sapphire & Diamond Crescent Necklace Circa 1900! This wonderful necklace is one of a kind!The weight is 9.3 grams.There are 0.90 points of rose cut diamonds. There are 4 carats of naturalSee Sold Price
Sold2020PIAGET, 18K YELLOW GOLD, LAPIS LAZULI, DIAMOND ANDPIAGET, 18K YELLOW GOLD, LAPIS LAZULI, DIAMOND AND SAPPHIRE WRISTWATCH 24.00 mm case diameter, the bezel and bracelet containing 35 round brilliant cut diamonds and 43 calibre cut sapphires, lapis lazSee Sold Price
Sold20193.75ctw Diamond & Blue Sapphire Platinum Deco Ring2.35ctw SI1-SI2/G-H Old European & Round Cut Diamond, 1.40ctw Blue Sapphire & Solid Platinum Art Deco Ring W/Hallmarks (Comes W/$27,500 Appraisal) - This gorgeous ring from the Art Deco period was finSee Sold Price
Jun 06Akiba GalleriesTiffany & Co. Platinum, Diamond, Sapphire and Ruby American Flag Brooch$5,000(1 bid)
Jun 12Quittenbaum Kunstauktionen GmbH, Historic butterfly brooch with diamonds as well as sapphire, ruby and emerald cabochons€7,000
Jun 02Tremont AuctionsVintage diamond and sapphire platinum and gold mounted ring. Set with 4 triangular shape fine$400(3 bids)
May 31Miami Auctions & Appraisals LLC Vintage 1.61cts European Cut Diamond Sapphire Platinum Engagement Ring$9,700
May 31Miami Auctions & Appraisals LLC Vintage Diamond Sapphire Platinum Bow Pendant Multi Strand Pearl Necklace$9,900
7 days LeftMiami Auction GalleryAntique Diamond 28.90cts Blue Sapphire Platinum Geometric Link Bracelet$13,500
Jun 02Tremont AuctionsFine platinum sapphire and diamond mounted ring. Center oval sapphire. Good blue color. Weighing$1,200(1 bid)
Jun 02Tremont AuctionsVintage diamond and sapphire mounted platinum round pin. 16 round cut diamonds, approx. 1.2 CTW. 16$300(1 bid)
May 31Miami Auctions & Appraisals LLC Vintage Burma No Heat Sapphire Diamond Platinum Large Cluster Cocktail Ring$147,000
May 31Miami Auctions & Appraisals LLC GIA Diamond 8.27ct No Heat Ceylon Sapphire Platinum Drop Earrings$26,250