Marquise|Lab Grown|IGI

5.10ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG642446508

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG642446508

Diamond specifications and retailer prices

From €15,311 EUR

$17,105 USD

As of October 28, 2026

Save €27,888 EUR (65%) vs most expensive(unlock to see where)

29 retailers carry this diamond

Most expensive: €43,198 EUR at MOH London · As of November 1, 2026

View at MOH London

About this 5.1ct lab-grown marquise diamond

This 5.1ct lab-grown marquise sits in the over five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG642446508 or 642446508. Listed at 29 retailers as of October 28, 2026, with prices from €15,311 to €43,198, a €27,888 spread on the same certified stone. MOH London lists it at €43,198. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

5.10

Carat

Colour

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle35.8°

Pavilion angle40.5°

OriginLab Grown

Grading LabIGI

CertificateIGI LG642446508

Dimensions17.51 × 8.98 × 5.67 mm

L/W Ratio1.95

Girdle conditionFaceted

Culet sizePointed

Cert comments

As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG642446508

Side View

Caratlytics Score

How it works →

Excellent

Excellent quality and great value

Unlock full score analysis

See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28

Current: €43,198 EUR|Low: €15,311 EUR|High: €125,724 EUR|Avg: €51,122 EUR

MOH London

Retailer 2

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November 1, 2026

Retailer 17€15,311 EUR

Retailer 11€22,096 EUR

Retailer 10€23,389 EUR

Retailer 6€24,747 EUR

Retailer 3€26,251 EUR

Retailer 19€27,524 EUR

Retailer 21€29,235 EUR

Retailer 20€30,002 EUR

Retailer 15€34,421 EUR

Retailer 18€36,474 EUR

Retailer 4€38,139 EUR

MOH London€43,198 EUR

Retailer 7€48,140 EUR

Retailer 13€49,369 EUR

Retailer 16€57,581 EUR

Retailer 2€68,555 EUR

Retailer 12€71,792 EUR

Retailer 9€83,791 EUR

Retailer 8€94,403 EUR

Retailer 14€117,606 EUR

Retailer 5€125,724 EUR

31 data points across 21 retailers

29 retailers€15,311 EUR to €43,198 EUR

Cheapest Retailer

€15,311 EUR

$17,105 USD

Retailer 2

€22,096 EUR

$24,686 USD

View

B+

Retailer 3

€24,747 EUR

$27,648 USD

View

B+

Retailer 4

€26,251 EUR

$29,328 USD

View

Retailer 5

€26,251 EUR

$29,328 USD

View

Price last confirmed 32 days ago

B+

Retailer 6

€26,251 EUR

$29,328 USD

View

Retailer 7

€26,251 EUR

$29,328 USD

View

Price last confirmed 23 days ago

Retailer 8

€26,251 EUR

$29,328 USD

View

Price last confirmed 33 days ago

Retailer 9

€26,251 EUR

$29,328 USD

View

Price last confirmed 25 days ago

Retailer 10

€26,462 EUR

$29,563 USD

View

Price last confirmed 34 days ago

B+

Retailer 11

€27,524 EUR

$30,750 USD

View

B+

Retailer 12

€29,235 EUR

$32,662 USD

View

B+

Retailer 13

€30,002 EUR

$33,518 USD

View

Retailer 14

€30,032 EUR

$33,552 USD

View

Price last confirmed 34 days ago

Retailer 15

€30,452 EUR

$34,021 USD

View

Price last confirmed 30 days ago

Retailer 16

€30,452 EUR

$34,021 USD

View

Price last confirmed 22 days ago

B+

Retailer 17

€34,421 EUR

£30,280 GBP

View

Retailer 18

€36,474 EUR

$40,749 USD

View

Final sale: no returns

B+

Retailer 19

€38,139 EUR

$42,609 USD

View

Most Expensive

MOH London

LG642446508 · Nov 1

€43,198 EUR

£38,001 GBP

View

19 more retailers have this diamond

Prices start from €15,311 EURSave up to €27,888 EUR

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

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5.10ct Marquise

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