Sold2021ART DECO PLATINUM SAPPHIRE & DIAMOND ROUND BROOCHOne Art Deco period lady's round platinum diamond & sapphire brooch. The brooch measures approx. 1.50" round and features a total of twenty-three (23), bead set old mind cut diamonds measuring 1.70 -See Sold Price
Sold2019A Ladies Diamond & Sapphire Filigree Brooch14K yellow gold platinum topped filigree brooch featuring Old European and Old Mine cut diamonds bead set into filigree with channel set dark blue French cut sapphire channel set down the center, 6 inSee 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
Sold2021Art Deco platinum, Sapphires & Diamonds BroochNice looking Art Deco Brooch crafted in Platinum, Set with Old mines and Rose cut Diamonds Approx. 1.48ctw (Center Old mine Diamond is Approx. 0.50cts. H color, SI clarity). Accented with Natural BlueSee Sold Price
Sold2022Art Deco Platinum Sapphire and Diamond BroochArt Deco Platinum Sapphire and Diamond Brooch Item # 6953 Category Pins & Clips *Art Deco Platinum Sapphire and Diamond Brooch* Weighing 20.9 grams Set with 24 dangling diamonds weighing app. 4.70 Ct.See Sold Price
Sold2016Art Deco Platinum Sapphire and Diamond Brooch, 8.5 ctwMain Gem: Natural sapphire Color: Blue Gemstone Size: 5.5 carats Diamonds: Approximately 3 ctw of Old European Cut diamonds Color/Clarity: G, VS Metal: Platinum Please note that this lot has a reserveSee Sold Price
Sold2023Platinum Tri-Color Sapphire & Diamond Brooch Pin" A lovely, remarkably wearing tri-color sapphire and diamond brooch pin set in Platinum 950 is accentuated with oval sapphires and linked by over 1 carat marquise-shaped diamonds in a prong setting.See Sold Price
Sold2022LADY'S PLATINUM SAPPHIRE AND DIAMOND RING W/AJI CERTIFICATION.Lady's platinum and diamond ring consisting of 1 oval mixed cut blue sapphire measuring 12.2x9.5x4.9mm weighing 4.95cts (stamped) and 2 straight baguette cut diamonds with a total weight of 0.48cts (sSee Sold Price
Sold2018Lady's Leaf Platinum & Diamond Brooch 1.25''. Art decoLady's Leaf Platinum & Diamond Brooch 1.25''. Art deco fur clip has three round brilliant and rose cut champagne colored diamonds at center of approx. .65ctw. Leaves are set with approx. (85) mixed cuSee Sold Price
Sold2018Vtg LADIES PLATINUM PLUM SAPPHIRE DIAMOND RINGExquisite ladies vintage estate ring crafted of platinum featuring a center large cabochon cut plum sapphire with halo design set with baguette and round cut genuine diamonds. Marked "10% IRID PLAT".See Sold Price
Sold2019Platinum, Sapphire, and Diamond BroochPlatinum, Sapphire, and Diamond Brooch featuring seven round cabochon sapphires and 15 full-cut diamonds weighing approx. 0.75 tcw.; 19.66 dwts.; lg. 7 in.See Sold Price
Sold2021Tiffany & Co. Platinum Sapphire and Diamond Broochset with seven sapphires and 10 diamonds signed "Tiffany & Co." 1 3/4" long, 3.3 dwt grossSee Sold Price
Sold2022Lady's platinum sapphire and diamondring signed Petri with natural round sapphire which is 2.33ct bezel surrounded by diamonds with a total weight of approx. .48ct; appraised in 1997 for $4,985.00See Sold Price
Sold2017LADIES PLATINUM DIAMOND CROWN BROOCHLADIES PLATINUM DIAMOND CROWN BROOCH Ladies platinum diamond crown Brooch. Set with (44) single cut accent diamonds and a single pear shaped diamond of approximately .50 ct I color SI1 clarity. WeightSee Sold Price
Sold2017A Lady's Platinum Sapphire and Diamond RingPlatinum ring featuring cushion cut bright blue sapphire weighing approx .80 ct. and side diamond accents, sz 5, 3 grams twSee Sold Price
Sold202218k Platinum Sapphire Diamond Bar Brooch18k Platinum Weight 6.13g Sapphire Diamond Bar Brooch Measurements 2.73”x0.17”See Sold Price
Sold2017Platinum Sapphire Diamond Pin BroochSapphire and Diamond Pin - stones set in platinum .6 inches by 1.1 inches, cabochon sapphire is 4mm by 6 mm. weighs 8.9 grams. No hallmark but tested Please note that this lot has a confidential reserSee Sold Price
Sold2018Platinum Sapphire Diamond Pin BroochSapphire and Diamond Pin - stones set in platinum .6 inches by 1.1 inches, cabochon sapphire is 4mm by 6 mm. weighs 8.9 grams. No hallmark but tested Please note that this lot has a confidential reserSee Sold Price
Sold2022Platinum Sapphire and Diamond RingPlatinum Sapphire and Diamond RingAntique ladies platinum Sapphire and Diamond ring with one round blue sapphire weighing 1.50 carats, very good color with one Belgium cut diamond weighing 1.0 carat sSee Sold Price
Sold2018Platinum sapphire and diamond ringLadies platinum sapphire and diamond ring featuring a prong set oval cut very slightly grayish violetish blue sapphire weighing approx. 2.31ct.. accented with a stylized double halo of prong set bagueSee Sold Price
Sold2021Platinum sapphire and diamond ringLadies platinum sapphire and diamond ring featuring a prong set rectangular step cut sapphire weighing approx. 1.42ct.. Surrounded by a floral frame of prong set round brilliant cut diamonds weighingSee Sold Price
20218.24ct Yellow Sapphire Platinum Diamond BroochPlatinum brooch, set with center approx. 8.24ct yellow sapphire (measures 12.7 x 11.89 x 6.2mm), surrounded with approx. 0.74ctw in diamonds. Brooch measures 28mm x 27mm. Tested plat. Weight - 10.3 grSee Sold Price
Sold2015Lady’s Platinum Purple Star Sapphire Diamond DinnerLady’s platinum purple star sapphire diamond dinner ring. Cabochon measures 15.2 x 13.6 x 10 1/2mm tall. Set with 10 round full-cut diamonds, 8 round single-cut diamonds, 10 straight baguette cut diSee Sold Price
Sold2019Ladies Platinum Diamond Sapphire WatchFantastic Vintage Ladies Watch in Platinum (case and band), set with Round Cut Diamonds and vivid blue sapphires. Pery Watch Swiss 17j Movement, fits 6" wrist, Net Weight (without movement) 15.6 gramsSee Sold Price
3 days LeftMiami Auction GalleryVintage GIA Blue Sapphire Diamond Platinum Star Flower Brooch PinUS$16,000
12 hrs LeftFederal Assets Auctioneers0.29 ctw Diamond and 0.88 ctw Blue Sapphire Platinum Ring (1.17 ctw Diamonds)US$1
Jul 07Case Antiques, Inc. Auctions & AppraisalsPlatinum & 14K Gold, Sapphire Brooch and 14K Gold Bust BroochUS$150
Jul 07Case Antiques, Inc. Auctions & AppraisalsPlatinum & 14K Gold, Diamond & Sapphire BraceletUS$225(2 bids)
Jul 07Case Antiques, Inc. Auctions & Appraisals14K Gold, Sapphire, & Diamond Butterfly Brooch and 14K Gold & Pearl Fish BroochUS$250(1 bid)