Sold2021ART DECO PLATINUM TOP GEMSTONE FILIGREE BAR PINfeaturing 21 bezel set diamonds, rubies and sapphires approx. 2.50 carats, tests platinum over 14K yellow gold, pin stem and frame with a slight bend, length 3.5in., 10.2gms., Opening Bid $600See Sold Price
Sold201718K & PLATINUM DIAMOND & SAPPHIRE RINGSet with 5 round platinum-set diamonds and sapphires approx. 0.34 carats, in yellow gold, stamped 18K Plat, size 6, 5.2gms.See Sold Price
Sold2017Vintage Approx. 5.40 Carat Pear Shape Sapphire, DiamondVintage Approx. 5.40 Carat Pear Shape Sapphire, Diamond and Platinum Pendant Earrings. Sapphires with vivid saturation of color. Unsigned. Very good condition. Measure 7/8" L, 7/16" W. Approx. weight:See Sold Price
Sold2021Sapphire, Diamonds & Platinum RingArt deco Ring crafted in platinum .900/.999 and iridium .100/.999. Featuring in the center one pear shape cut blue sapphire of 7 mm by 6 mm. Approx. 1.08 carats. Surrounded by 14 European round brilliSee Sold Price
Sold2018Platinum Diamond & Sapphire RingContaining center sapphire, weighing approx. .049carats, flanked on either side by round diamonds, total carat weight approx. .23carats, FG color, VS clarity, gross weight approx. 5.65dwts. Ring sizeSee Sold Price
Sold2021Sapphire, Diamond and Platinum RingApprox. 70.0 Carat Star Sapphire, Round Cut Diamond and Platinum Ring. Sapphire measures 22.5mm. Diamonds F-G color, VS-SI clarity. Ring size 5 (with sizing balls). Approx. weight: 28.30 grams. ConditSee Sold Price
Sold2019Sapphire, Diamond and Platinum RingApprox. 2.57 Carat Blue Sapphire, Round Brilliant Diamond and Platinum Ring. Stamped Pt900. Ring size 6-1/4. Approx. weight 5.2 grams. Property of a former jewelry manufacturer. Condition: Very good cSee Sold Price
Sold2022ART DECO PLATINUM, DIAMOND & SAPPHIRE BAR PINART DECO PLATINUM, DIAMOND & SAPPHIRE BAR PIN set with 41 European cut diamonds approx. 1.70 carats, (center diamond approx. 0.75 carat, in our opinion: G-H color, I1 clarity, however not guaranteed),See Sold Price
Sold2020Platinum Diamond Star Sapphire Dome RingMetal Content: Platinum.Weight of Item: 18.8 grams.Size: Ring size 6 3/4, ring top - 23mm at widest poin.Gemstone: Diamonds. Star sapphire approx. 19.53ct (15.5mm x 13.5mm).Carat Weight: approx. 1.21cSee Sold Price
Sold2021Sapphire, Diamond, Platinum and 14K EarringsAntique Circa 1910 Edwardian Oval Cabochon Sapphire, Approx. 2.0 Carat TW Old European Cut Diamond, Platinum and 14 Karat Yellow Gold Earrings. Vivid color sapphire measuring 8.3 x 5.6 x 4.0. All antiSee Sold Price
Sold2020Platinum Diamond 3.00ct Sapphire RingMetal Content: Platinum.Weight of Item: 6 grams.Size: Ring is 6 1/2, top - 17mm x 13.7mm.Gemstone: Diamonds. Sapphire approx. 3.00ct. (10mm x 7.5mm)Carat Weight: approx. 0.60ctw.Stamp: Pt900, S300, D0See Sold Price
Sold2021ART DECO PLATINUM, DIAMOND & SAPPHIRE RINGset with 5 round diamonds approx. 0.30 carats, overall head 19x13mm, tests platinum, size 6, 4.2gms.See Sold Price
Sold2017ART DECO PLATINUM, DIAMOND & SAPPHIRE STICK PINSet with 9 round diamonds approx. 0.30 carats, and 2 square cut sapphire melee, overall head 20x15mm, tests platinum, (pin stem not platinum or gold), gross weight 2.5gms.See Sold Price
Sold2022PLATINUM, DIAMOND AND SAPPHIRE RING Approx. 4.31 total dwt.PLATINUM, DIAMOND AND SAPPHIRE RING (NO RESERVE*) Approx. 4.31 total dwt. (* To be sold with no reserve above starting bid). An approx. 1.00 carat old European-cut diamond and an approx 1.50 carat cusSee Sold Price
Sold2021Deco Diamond, Sapphire and Platinum RingArt Deco Diamond, Sapphire and Platinum Ring. Set in the center with an approx. .92 carat old mine cut diamond, I color, VS1 clarity. Stamped 950. Ring size 7. Approx. weight: 2.95 grams. Condition: VSee Sold Price
Sold2022TIFFANY PLATINUM, DIAMOND & SAPPHIRE BUBBLE RINGbezel set with 18 round brilliant diamonds approx. 1.00 carat, and 10 round sapphires approx. 0.65 carat, overall ring height 8mm, size 5.75, stamped 'T&Co. PT950', 9.8gms., Opening Bid $2200See Sold Price
2021Diamonds, Sapphires, Platinum & 18k gold RingBeautiful Art Deco Rosetta Ring crafted from 18k yellow Gold and Platinum on top, Set with a center natural Blue Sapphire Approx. 1.10 carats. Accented with Old mine Diamonds Approx. 1.15cts. I-J coloSee Sold Price
Sold2020Estate Platinum Diamond 3.59Ct Sapphire RingMetal Content: Platinum.Weight of Item: 9.3 grams.Size: Ring size 8.75. Top is 18.5mm x 16mm.Gemstone: Diamonds, Sapphire 11.1mm x 8.8mm.Carat Weight: Diamonds-approx. 0.77ctw, Sapphire-approx.3.59ct.See Sold Price
Sold2017Art Deco Approx. 2.5 Carat Old European Cut Diamond,Art Deco Approx. 2.5 Carat Old European Cut Diamond, Sapphire and Platinum Bar Brooch. Diamonds G-H color, VS1-SI1 clarity. Unsigned. Missing one small sapphire Very good condition. Measures 2" W, 3/4See Sold Price
Sold2021Diamond, Sapphire and Platinum RingVintage Approx. .50 Carat TW Five Round Brilliant Cut Diamond, Caliber Cut Sapphire and Platinum Three Row Ring. Diamonds F-G color, VS1-VS2 clarity. Sapphires with vivid color. Stamped Plat. Ring sizSee Sold Price
Sold2022Two Pairs of Multi-Gemstone and Diamond CufflinksMETAL: silver GEMSTONES: cushion faceted brown sapphires approx. 21.80 carats total; accented with round single cut diamonds approx. 0.60 carat total; round lapis disc 14.91 carats total; accented witSee Sold Price
Sold20233.70 Ctw in Diamonds & Sapphires Platinum EarringsPair of Round Platinum drop Earrings featuring 16 Old mine Diamonds weighing Approx. 2.40 carats. G-H color, VS clarity. Along with sqaure cut Sapphires weighing Approx. 1.30 carats. Diameter: 0.50 inSee Sold Price
Sold2023Aquamarine, Sapphires & Diamonds Platinum Cocktail RingPlatinum Cocktail Ring set with a center Aquamarine weighing 5.45 carats. Surrounded by natural French cut Blue Sapphires weighing Approx. 1.10 carats. Accented with Diamonds on the sides. Ring size:See Sold Price
Sold2021Diamonds, Sapphires Platinum & 18k Gold RingArt Deco Ring crafted in 18k rose Gold and Platinum on top, featuring three Oval and Round shaped Sapphires Approx. 1.10 carats. Accented with Old mine Diamonds Approx. 1.0 carats. H-J color, VS-SI clSee Sold Price
6 days LeftMiami Auctions & Appraisals LLC Vintage Art Deco French Diamond Sapphire Platinum Wide Bracelet$32,500
3 days LeftMiami Auction GalleryVintage Retro Diamond Sapphire Ruby Platinum Round Clip Back Earrings$4,500
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6 days LeftMiami Auctions & Appraisals LLC Vintage Diamond Sapphire Platinum Bow Pendant Multi Strand Pearl Necklace$9,900
6 days LeftMiami Auctions & Appraisals LLC Kashmir Vintage Sapphire Diamond Platinum Three Stone Ring$40,250
6 days LeftMiami Auctions & Appraisals LLC Vintage 1.61cts European Cut Diamond Sapphire Platinum Engagement Ring$9,700
3 days LeftMiami Auction GalleryESTATE NATURAL NO HEAT 9.07CT CEYLON SAPPHIRE TRAPEZOID DIAMOND PLATINUM RING$28,500
6 days LeftMiami Auctions & Appraisals LLC Natural No-Heat GIA 13.90cts Sapphire Diamond Platinum Gold Bangle Bracelet$11,250
6 days LeftMiami Auctions & Appraisals LLC Vintage GIA Blue Sapphire Diamond Platinum Star Flower Brooch Pin$8,200
6 days LeftMiami Auctions & Appraisals LLC Art déco 50.06cts Diamond Sapphire Platinum Wide Bracelet$82,000
6 days LeftMiami Auctions & Appraisals LLC 9.89 carats No-Heat Ceylon GIA Sapphire Fancy Diamond three stone Platinum Ring$28,500