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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 €28,120 EUR (65%) vs most expensive(unlock to see where)
29 retailers carry this diamond
Most expensive: €43,430 EUR at MOH London · As of October 29, 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 €43,430, a €28,120 spread on the same certified stone. MOH London lists it at €43,430. 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
D
Color
IF
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
Top View
17.51 mm8.98 mm5.10 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG642446508
Side View
Table 60.0%Crown 35.8°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 63.1%

Caratlytics Score

How it works →
A
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: €43,430 EUR|Low: €15,311 EUR|High: €125,724 EUR|Avg: €50,915 EUR|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
October 29, 2026
Retailer 15€15,311 EUR
Retailer 11€22,096 EUR
Retailer 10€23,389 EUR
Retailer 6€24,747 EUR
Retailer 21€26,251 EUR
Retailer 18€27,524 EUR
Retailer 20€29,235 EUR
Retailer 19€30,002 EUR
Retailer 2€34,421 EUR
Retailer 16€36,474 EUR
Retailer 3€38,139 EUR
MOH London€43,430 EUR
Retailer 7€48,140 EUR
Retailer 4€49,862 EUR
Retailer 13€57,581 EUR
Retailer 17€68,671 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

32 data points across 21 retailers

29 retailers€15,311 EUR to €43,430 EUR

A
Cheapest Retailer
-
€15,311 EUR
$17,105 USD
A
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 31 days ago
B+
Retailer 6
-
€26,251 EUR
$29,328 USD
View
Retailer 7
-
€26,251 EUR
$29,328 USD
View
Price last confirmed 21 days ago
Retailer 8
-
€26,251 EUR
$29,328 USD
View
Price last confirmed 31 days ago
Retailer 9
-
€26,251 EUR
$29,328 USD
View
Price last confirmed 23 days ago
Retailer 10
-
€26,462 EUR
$29,563 USD
View
Price last confirmed 32 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 32 days ago
Retailer 15
-
€30,452 EUR
$34,021 USD
View
Price last confirmed 28 days ago
Retailer 16
-
€30,452 EUR
$34,021 USD
View
Price last confirmed 21 days ago
B+
Retailer 17
-
€34,421 EUR
£30,280 GBP
View
B+
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
B
MOH London
LG642446508 · Oct 29
€43,430 EUR
£38,205 GBP
View
19 more retailers have this diamond
Prices start from €15,311 EURSave up to €28,120 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.

A
5.10ct Marquise
€15,311 EUR