Sold2022Platinum Aqua Diamond Marquise RingPlatinum Weight 4.5g Aqua Approx. 1.97ct Diamond Approx. 0.45ct Marquise Ring Size 7 Measurements 0.89”x0.74”See Sold Price
Sold2022Platinum Aqua Diamond Marquise Shaped RingPlatinum Weight 11.51g Aqua Approx. 16.58ct Diamond Approx. 0.90ct Marquise Shaped Ring Size  7.5 Measurements 1.3”x0.8”See Sold Price
Sold2022Platinum Aqua Diamond RingPlatinum Weight 4.1g Aqua Approx. 2.18ct Diamond Approx. 0.55ct Ring Size 6.5 Measurements 0.6”x0.77”See Sold Price
Sold2023Platinum Aqua Diamond RingPlatinum Weight 4.1g Aqua Approx. 2.18ct Diamond Approx. 0.55ct Ring Size 6.5 Measurements 0.6”x0.77”See Sold Price
Sold2021Platinum Aqua Diamond RingPlatinum Weight 8.6g Aqua Approx. 5ctDiamond Approx. 0.25ctÊ Ring Size 7.5 Measurements 0.53Óx0.53ÓSee Sold Price
Sold2022Platinum Aqua Sapphire Diamond RingPlatinum Weight 6.6g Aqua Approx. 2.32ct Sapphire Diamond Approx. 1.45ct  Ring Size 7.5 Measurements 0.83”x0.77”See Sold Price
Sold2022Platinum Aqua Diamond Sapphire RingPlatinum Weight 10.67g Aqua Approx. 10ct Diamond Approx. 1.2ct Sapphire Ring Size 8 Measurements 0.93”x0.93”See Sold Price
Sold2022Platinum Aqua Onyx Diamond RingPlatinum Weight 5g Aqua Onyx Diamond Approx. 0.25ct Ring Size 6 Measurements 0.57”x0.71”See Sold Price
Sold2022J.B. Star, Platinum Diamond Ring, Marquise DiamondJ.B. Star, Platinum Diamond Ring, Size 4.75, Consisting of One Marquise Cut Diamond Weighing 1.00 Cts. and 72 Round Brilliant Cut Diamonds Weighing 0.75 Cts..See Sold Price
Sold202214K & PLATINUM DIAMOND & RUBY MARQUISE FORM RINGset with 3 round rubies approx. 0.35 carats (some scuffs observed under magnification), and 14 European cut diamonds approx. 1.00 carat (in our opinion: E-F color, SI1-2 clarity, however not guaranteeSee Sold Price
Sold2021Platinum Diamond Aqua RingPlatinum Weight 9.6gr Diamond Approx 0.2ct Aqua Approx 6.75ct Ring Size 8 Measurements 0.92ÓX0.8ÓSee Sold Price
Sold2020Art Deco Platinum Diamond Aqua RingArt Deco Platinum Diamond Deep Blue Aqua Approx 5ct Weight 6.6gr Ring Size 5.5 Measurements 0.6”x0.65”See Sold Price
Sold2021Art Deco Platinum Diamond Aqua RingArt Deco Platinum Weight 4.75gr Diamond Approx 0.4ct Aqua Approx 5ct  Ring Size 7 Measurements 0.6”X0.75”See Sold Price
Sold2022Platinum Diamond Aqua RingPlatinum Weight 5.57g Diamond Approx. 0.75ct Aqua Approx. 5.10 Ring Size 8.5 Measurements 0.7”x0.82”See Sold Price
Sold2023Platinum and Marquise Diamond RingPlatinum and marquise cut diamond ring, diamond 3.04 ct, F color, VS1 clarity, ring size 5 3/4. With GIA report. Provenance: Manchester, Massachusetts collection. PLEASE NOTE: payment for silver, goldSee Sold Price
Sold2022Art Deco 3.00ct Diamond Platinum Milgrain Marquise Long RingThis gorgeous Art Deco ring is crafted from platinum and 14k white gold. It has a long double marquise shape with scallp ends and milgrain design, the fine wire open frame. The center has two large roSee Sold Price
Sold202220’s 18k Platinum Diamond Aqua Oval Ring20’s 18k Platinum Weight 5.61g Euro Cut Diamond Approx. 2ct VS1-H Aqua Approx. 10ct Oval Ring Size 7 Measurements 0.95”x0.8”See Sold Price
Sold2024Platinum Marquise Diamond Sapphire RingMetal : Platinum Designer : Not Signed Gemstone : Center marquise diamond approx. 0.42ct Si/I-J, Side diamonds approx. 0.06ctw, Sapphires. Measurements : Ring size 6.75, top is 15mm x 11mm. MaSee Sold Price
2020PLATINUM RUBY MARQUISE & DIAMOND RINGset with a center marquise ruby approx. 11x6mm, flanked with 2 ruby baguettes each approx. 3x1.5mm, and accented with 12 round diamonds approx. 0.25 carats, stamped 'PLAT', tests platinum, overall gooSee Sold Price
Sold2023Platinum Marquise Diamond Engagement RingMETAL: Platinum. GEMSTONES: Center marquise cut diamond approx. 0.75ctw. Two baguette diamonds. MEASUREMENTS: Ring size 6, top is 10mm. Sharm prongs - need polishing. MARKED: 10% Irid Plat 0.75 Ds. WESee Sold Price
Sold2022Platinum Marquise Diamond Engagement RingPlatinum Weight 4.18g Marquise Diamond Approx. 0.75ct VS1-H Engagement Ring Size 4 Measurements 0.39”x0.74” See Sold Price
Sold2017Ladies Art Deco 1 Ct TW Marquise Diamond Platinum RingLadies Art Deco diamonds ring. Crafted of platinum. Features an approximately .70 carat bezel set marquise cut diamond with a halo of single cut diamonds. Size 3. Signed 10% IRID PLAT. Center diamondSee Sold Price
2023Platinum Diamond Art Deco RingPlatinum diamond ring with marquis, trillion and round cut diamonds, approx. 2 ctw, size 7, 2.6 DWT.See Sold Price
2023Platinum Diamond Art Deco RingPlatinum diamond ring with marquis, trillion and round cut diamonds, approx. 2 ctw, size 7, 2.6 DWT.See Sold Price
2 hrs LeftPapps Family LiquidationAntique style Marquise Shape Pave Diamond Wedding Ring Platinum 0.10ctw$500
6 days LeftHeritage Auctions55289: Diamond, Platinum Ring Stones: Marquise-shaped$11,000
May 14Adam's AuctioneersA DIAMOND CLUSTER RING, CIRCA 1960 The marquise-cut diamond weighing approximately 1.50ct, within a€0
May 13Platinum Auction GroupDiamond Marquie Solitaire Ring 18k Yellow Gold Cocktail Rhombus Shape 1.70ct$1,000