3 Carat Diamond and Platinum Engagement Ring

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3.90ct Diamond and Platinum Ring (1 of 7)

3.90ct Diamond and Platinum Ring Vintage Approx. 3.90 Carat TW Diamond and Platinum Engagement Ring. Set in the center with an approx. 2.60 carat marquise cut diamond measuring 13.01 x 7.0 x 4.50mm, G color, SI1 clarity. Accented wit

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Vintage Approx. 3.03 Carat Round Brilliant Cut Diamond (1 of 5)

Vintage Approx. 3.03 Carat Round Brilliant Cut Diamond Vintage Approx. 3.03 Carat Round Brilliant Cut Diamond and Platinum Engagement Ring. Diamond K-L color, SI1 clarity. Signed Plat. Very good condition. Ring size 6. Approx. weight: 3.80 pennyweights. S

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Ladies 3.19 Carat Platinum Diamond Engagement Ring (1 of 20)

Ladies 3.19 Carat Platinum Diamond Engagement Ring Ladies Platinum 3.19 carat diamond ring, GIA certified, featuring 1 emerald cut diamond weighing 2.61 carats, Clarity-SI1, Color-L measuring 9.53 x 6.87 x 4.30 mm, good polish and symmetry and no fluo

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A group of diamond and platinum engagement rings (1 of 2)

A group of diamond and platinum engagement rings A group of diamond and platinum engagement ringsfeaturing four engagement rings featuring baguette, pear, and mine-cut diamonds; estimated total diamond weight throughout 3.40 carats;16.9 gross grams;

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Platinum Diamond Engagement Ring (1 of 2)

Platinum Diamond Engagement Ring A diamond engagement ring. Early 20th century. Set in platinum. Approx. 3/4 carat t.w.Size 6.5

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Very Fine Art Deco Design Approx. 4.25 Carat Cut (1 of 5)

Very Fine Art Deco Design Approx. 4.25 Carat Cut Very Fine Art Deco Design Approx. 4.25 Carat Cut Diamond, 1.50 Carat Colombian Emerald and Platinum Engagement Ring. Set in center with a 3.15 carat round cut diamond K color, SI1 clarity and flanked

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Vintage Approx. 4.87 Carat Round Brilliant Cut Diamond (1 of 2)

Vintage Approx. 4.87 Carat Round Brilliant Cut Diamond Vintage Approx. 4.87 Carat Round Brilliant Cut Diamond and Platinum Engagement Ring. Diamonds K-L color, VS2 clarity. Unsigned. Very good condition. Ring size 4-1/4. Approx. weight: 6.3 grams. Shippin

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Approx. .98 Carat Old European Cut Diamond and Platinum (1 of 2)

Approx. .98 Carat Old European Cut Diamond and Platinum Approx. .98 Carat Old European Cut Diamond and Platinum Engagement Ring. Diamond H color, SI2 clarity. Diamond measures 6.65 x 6.65 x 3.50mm. Small chip to girdle edge. Signed platinum. Ring size 5-1/

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Circa 1920s 0.33 Carat Diamond Engagement Ring in Platinum (1 of 5)

Circa 1920s 0.33 Carat Diamond Engagement Ring in Platinum 1920s platinum engagement ring with 0.33 carat center Old European cut diamond, H color VS2 clarity, with accent diamonds at 0.08 carat total weight. Size US 7., 3.1 grams

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Cartier Platinum Diamond Engagement Ring 48 (1 of 8)

Cartier Platinum Diamond Engagement Ring 48 Metal Content: Platinum.Weight of Item: 3 grams.Size: Ring size 4 1/4, ring top - 3.9mm wide.Gemstone: Diamond.Carat Weight: approx. 0.21ct.Stamp: Cartier PT 950, 48, 0.21 RA9167.

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Scott Kay 19K Gold Platinum Diamond Engagement Ring (1 of 3)

Scott Kay 19K Gold Platinum Diamond Engagement Ring Metal Content: 19K Gold. 800 Platinum.Weight of Item: 3.6 grams.Size: Ring size 6 1/4, Center of the ring will keep approx. 4.5mm x 3.5mm stone.Gemstone: Diamonds. Carat Weight: approx. 0.26ctw (VS/GH

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Certified 3 1/10 ctw Cushion Diamond Solitaire Engagement Ring Platinum (1 of 2)

Certified 3 1/10 ctw Cushion Diamond Solitaire Engagement Ring Platinum Certified Lab Grown 3 1/10 ctw Cushion Diamond Solitaire Engagement Ring Platinum Style: Solitaire Engagement Ring Total Carat Weight: 3 1/10 ctw Centerstone Carat Wt: 3.10 Centerstone Count: 1 Diamon

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Certified 2 1/3 ctw Round Diamond Wave Engagement Ring Platinum (1 of 2)

Certified 2 1/3 ctw Round Diamond Wave Engagement Ring Platinum Certified Lab Grown 2 1/3 ctw Round Diamond Wave Engagement Ring Platinum Style: Side Stone Engagement Ring Total Carat Weight: 2 1/3 ctw Centerstone Carat Wt: 2.0 Centerstone Count: 1 Diamond Color:

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Certified 2 1/3 ctw Princess Diamond Crossover Engagement Ring Platinum (1 of 2)

Certified 2 1/3 ctw Princess Diamond Crossover Engagement Ring Platinum Certified Lab Grown 2 1/3 ctw Princess Diamond Crossover Engagement Ring Platinum Style: Side Stone Engagement Ring Total Carat Weight: 2 1/3 ctw Centerstone Carat Wt: 2.0 Centerstone Count: 1 Diamond

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Certified 1 2/3 ctw Round Diamond Arch Engagement Ring Platinum (1 of 2)

Certified 1 2/3 ctw Round Diamond Arch Engagement Ring Platinum Certified Lab Grown 1 2/3 ctw Round Diamond Arch Engagement Ring Platinum Style: Side Stone Engagement Ring Total Carat Weight: 1 2/3 ctw Centerstone Carat Wt: 1.50 Centerstone Count: 1 Diamond Color:

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Certified 1 2/3 ctw Radiant Diamond Arch Engagement Ring Platinum (1 of 2)

Certified 1 2/3 ctw Radiant Diamond Arch Engagement Ring Platinum Certified Lab Grown 1 2/3 ctw Radiant Diamond Arch Engagement Ring Platinum Style: Side Stone Engagement Ring Total Carat Weight: 1 2/3 ctw Centerstone Carat Wt: 1.50 Centerstone Count: 1 Diamond Colo

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Certified 1 1/3 ctw Asscher Diamond Station Engagement Ring Platinum (1 of 2)

Certified 1 1/3 ctw Asscher Diamond Station Engagement Ring Platinum Certified Lab Grown 1 1/3 ctw Asscher Diamond Station Engagement Ring Platinum Style: Side Stone Engagement Ring Total Carat Weight: 1 1/3 ctw Centerstone Carat Wt: 1.0 Centerstone Count: 1 Diamond Co

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Certified 1 1/3 ctw Radiant Diamond Station Engagement Ring Platinum (1 of 2)

Certified 1 1/3 ctw Radiant Diamond Station Engagement Ring Platinum Certified Lab Grown 1 1/3 ctw Radiant Diamond Station Engagement Ring Platinum Style: Side Stone Engagement Ring Total Carat Weight: 1 1/3 ctw Centerstone Carat Wt: 1.0 Centerstone Count: 1 Diamond Co

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0.65 Carat Diamond Tacori Engagement Ring in Platinum (1 of 6)

0.65 Carat Diamond Tacori Engagement Ring in Platinum Platinum engagement ring by Tacori with center 0.65 carat round diamond, H color SI2 clarity. 0.50 carat total weight of accent diamonds, G color VS clarity. Size US 3.75, 5.2 grams

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4.16CT DIAMOND & AAA ROUND RUBY PLATINUM CLASSIC 3 STONE ENGAGEMENT RING (1 of 1)

4.16CT DIAMOND & AAA ROUND RUBY PLATINUM CLASSIC 3 STONE ENGAGEMENT RING ESTATE PLATINUM ENGAGEMENT RING. 3D THREE STONE CLASSIC DESIGN. DIAMONDS ARE F/G COLOR, VSSI CLARITY .85 CARATS. AAA RUBY IS 3.31 CARATS. RING SIZE 6.50. CAN BE SIZED BY OUR MASTER JEWELER UPON REQUES

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Certified 5 ctw Asscher Diamond Three Stone Engagement Ring Platinum (1 of 2)

Certified 5 ctw Asscher Diamond Three Stone Engagement Ring Platinum Certified Lab Grown 5 ctw Asscher Diamond Three Stone Engagement Ring Platinum Style: Three Stone Engagement Ring Total Carat Weight: 5 ctw Centerstone Carat Wt: 3.0 Centerstone Count: 1 Diamond Color

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Certified 5 ctw Emerald Diamond Three Stone Engagement Ring Platinum (1 of 2)

Certified 5 ctw Emerald Diamond Three Stone Engagement Ring Platinum Certified Lab Grown 5 ctw Emerald Diamond Three Stone Engagement Ring Platinum Style: Three Stone Engagement Ring Total Carat Weight: 5 ctw Centerstone Carat Wt: 3.0 Centerstone Count: 1 Diamond Color

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Certified 5 ctw Radiant Diamond Three Stone Engagement Ring Platinum (1 of 2)

Certified 5 ctw Radiant Diamond Three Stone Engagement Ring Platinum Certified Lab Grown 5 ctw Radiant Diamond Three Stone Engagement Ring Platinum Style: Three Stone Engagement Ring Total Carat Weight: 5 ctw Centerstone Carat Wt: 3.0 Centerstone Count: 1 Diamond Color

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Certified 3 ctw Emerald Diamond Three Stone Engagement Ring Platinum (1 of 2)

Certified 3 ctw Emerald Diamond Three Stone Engagement Ring Platinum Certified Lab Grown 3 ctw Emerald Diamond Three Stone Engagement Ring Platinum Style: Three Stone Engagement Ring Total Carat Weight: 3 ctw Centerstone Carat Wt: 1.75 Centerstone Count: 1 Diamond Colo

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3.46 CARAT EMERALD CUT & ROUND BRILLIANT DIAMOND PLATINUM ENGAGEMENT RING

Modern Jewelry

$38,000

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TIFFANY & CO.. 1.02 CARAT E-VVS1 DIAMOND PLATINUM ENGAGEMENT RING

Modern Jewelry

$30,000

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2.30 CARAT ROUND BRILLIANT AND MARQUIS SHAPE DIAMOND PLATINUM ENGAGEMENT RING

Modern Jewelry

$27,750

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TIFFANY & CO.. 1.25 CARAT H-VVS1 DIAMOND PLATINUM ENGAGEMENT RING

Modern Jewelry

$25,250

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TIFFANY & CO.. 1.07 CARAT G-VVS2 DIAMOND PLATINUM ENGAGEMENT RING

Modern Jewelry

$25,250

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TIFFANY & CO.. 1.06 CARAT H-VVS2 DIAMOND PLATINUM ENGAGEMENT RING

Modern Jewelry

$20,250

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TIFFANY & CO.. 1.02 CARAT H-VS1 DIAMOND PLATINUM ENGAGEMENT RING

Modern Jewelry

$18,250

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TIFFANY & CO 1.49 CARAT ROUND BRILLIANT DIAMOND PLATINUM ENGAGEMENT RING

Modern Jewelry

$16,500

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TIFFANY & CO. 1.30 CARAT ROUND BRILLIANT H VS2 DIAMOND PLATINUM ENGAGEMENT RING

Modern Jewelry

$15,750

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2.40 CARAT EMERALD AND BAGUETTE SHAPE DIAMOND PLATINUM ENGAGEMENT RING

Modern Jewelry

$14,250

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TIFFANY & CO 1.17 CARAT RUBY 0.20 CARAT ROUND DIAMOND PLATINUM ENGAGEMENT RING

Modern Jewelry

$14,250

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1.34 CARAT CUSHION BRILLIANT & ROUND DIAMOND PLATINUM ENGAGEMENT RING

Modern Jewelry

$13,000

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TIFFANY & CO.. 0.80 CARAT D-VS1 DIAMOND PLATINUM ENGAGEMENT RING

Modern Jewelry

$10,750

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TIFFANY & CO.. 0.81 CARAT G-VVS1 DIAMOND PLATINUM ENGAGEMENT RING

Modern Jewelry

$10,250

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TIFFANY & CO.. 0.81 CARAT G-VVS1 DIAMOND PLATINUM ENGAGEMENT RING

Modern Jewelry

$10,250

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1.30 CARAT L-VS1 DIAMOND PLATINUM ENGAGEMENT RING

Modern Jewelry

$8,700

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1.42 CARAT CIRCULAR BRILLIANT CUT SHAPE N-SI1 DIAMOND PLATINUM ENGAGEMENT RING

Modern Jewelry

$8,700

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TIFFANY & CO.. 0.70 CARAT G-VS1 DIAMOND PLATINUM ENGAGEMENT RING

Modern Jewelry

$7,900

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TIFFANY & CO.. 0.55 CARAT H-VS1 DIAMOND PLATINUM ENGAGEMENT RING

Modern Jewelry

$5,100

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TIFFANY & CO.. 0.47 CARAT F-VVS2 DIAMOND PLATINUM ENGAGEMENT RING

Modern Jewelry

$4,650

3 days Left

TIFFANY & CO.. 0.44 CARAT G-VVS1 DIAMOND PLATINUM ENGAGEMENT RING

Modern Jewelry

$3,550

3 days Left

Art Deco 3 carat Old European Cut Diamond J/VS1 GIA Ring

Bidhaus

$50

5 days Left

TIFFANY & CO.. 0.47 CARAT F-VVS2 DIAMOND PLATINUM ENGAGEMENT RING

Modern Jewelry

$4,650

May 11, 2025

TIFFANY & CO.. 0.44 CARAT G-VVS1 DIAMOND PLATINUM ENGAGEMENT RING

Modern Jewelry

$3,550

May 11, 2025

3 Carat Diamond and Platinum Engagement Ring

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