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Exclusive Diamond OffersStaff Portal
4.00 carat marquise diamond — 16.0 × 8.0mm
  1. Guidance
  2. Diamond Guide
  3. Diamond Sizes
  4. Marquise
  5. 4.00ct

4.00 Carat Marquise Diamond

A 4.00ct marquise diamond measures 16.0 × 8.0mm. See it at true 1:1 scale on your screen and compare with other sizes.

4.00ct Marquise — Key Dimensions

Length (approx.)

16.0mm

Width (approx.)

8.0mm

Weight

4.00ct

Diamond Shape

Round Brilliant
Round Brilliant
Oval
Oval
Cushion
Cushion
Emerald
Emerald
Princess
Princess
Pear
Pear
Marquise
Marquise
Radiant
Radiant
Asscher
Asscher
Heart
Heart

Marquise — All Sizes

CaratLength (approx.)Width (approx.)
0.25ct6.0mm3.0mm
0.30ct6.5mm3.3mm
0.40ct7.4mm3.7mm
0.50ct8.0mm4.0mm
0.60ct8.5mm4.3mm
0.70ct9.0mm4.5mm
0.80ct9.5mm4.8mm
0.90ct10.0mm5.0mm
1.00ct10.5mm5.0mm
1.25ct11.0mm5.5mm
1.50ct12.0mm6.0mm
1.75ct12.5mm6.3mm
2.00ct13.0mm6.5mm
2.50ct14.0mm7.0mm
3.00ct15.0mm7.5mm
4.00ct16.0mm8.0mm
5.00ct17.0mm8.5mm

See Actual Size on Your Screen

3.00ct Marquise5.00ct Marquise

4.00ct in Other Shapes

Round Brilliant — 10.2 × 10.2mmOval — 12.0 × 8.4mmCushion — 9.6 × 8.6mmEmerald — 10.5 × 8.0mmPrincess — 8.8 × 8.8mmPear — 13.0 × 8.8mmRadiant — 10.0 × 8.5mmAsscher — 8.8 × 8.8mmHeart — 10.2 × 10.2mm

All Marquise Sizes

0.25ct0.30ct0.40ct0.50ct0.60ct0.70ct0.80ct0.90ct1.00ct1.25ct1.50ct1.75ct2.00ct2.50ct3.00ct4.00ct5.00ct

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Diamond Guide

  • Diamond Guide
  • Diamond Shapes
  • Carat Weight
  • Diamond Size Chart
  • All Sizes
  • Marquise Sizes
  • 4.00ct Marquise
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