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Marquise|Lab Grown|IGI

1.51ct E FL Marquise Lab Grown Diamond

EX • E/FL • IGI LG799630374

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG799630374

Diamond specifications and retailer prices

From €1,690 EUR
$1,888 USD
As of October 30, 2026
Save €3,974 EUR (70%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €5,664 EUR at With Clarity · As of October 31, 2026
View at With Clarity

About this 1.51ct lab-grown marquise diamond

This 1.51ct lab-grown marquise sits in the one-and-a-half to two carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG799630374 or 799630374. Listed at 14 retailers as of October 30, 2026, with prices from €1,690 to €5,664, a €3,974 spread on the same certified stone. With Clarity lists it at €5,664. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
E
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799630374
Dimensions11.60 × 5.99 × 3.75 mm
L/W Ratio1.94
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.60 mm5.99 mm1.51 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799630374
Side View
Table 62.0%Crown 36.2°Girdle: Slightly ThickPavilion 40.1°Culet: NoneDepth 62.6%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: €2,197 EUR|Low: €1,556 EUR|High: €4,502 EUR|Avg: €2,722 EUR|-0.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 11€1,556 EUR
Retailer 3€1,690 EUR
Retailer 4€2,018 EUR
Retailer 1€2,197 EUR
Retailer 8€2,224 EUR
Retailer 7€2,561 EUR
Retailer 5€2,859 EUR
Retailer 9€2,945 EUR
Retailer 10€3,491 EUR
Retailer 2€3,994 EUR
Retailer 6€4,466 EUR

45 data points across 11 retailers

14 retailers€1,690 EUR to €5,664 EUR

Retailer 1
-
€1,556 EUR
$1,738 USD
Price last confirmed 18 days ago
B+
Retailer 2
-
€1,690 EUR
$1,888 USD
View
B+
Retailer 3
-
€2,018 EUR
A$3,468 AUD
View
B+
Retailer 4
-
€2,197 EUR
£1,932 GBP
View
B+
Retailer 5
-
€2,224 EUR
$2,485 USD
View
B+
Retailer 6
-
€2,561 EUR
View
B+
Retailer 7
-
€2,859 EUR
ZAR 51,605 ZAR
View
B
Retailer 8
-
€2,945 EUR
$3,290 USD
View
B
Retailer 9
-
€3,491 EUR
$3,900 USD
View
B
Retailer 10
-
€3,994 EUR
$4,462 USD
View
B
Retailer 11
-
€4,192 EUR
$4,683 USD
View
B
Retailer 12
-
€4,466 EUR
£3,929 GBP
View
B
Retailer 13
-
€5,470 EUR
$6,111 USD
View
Most Expensive
B
With Clarity
799630374 · Oct 31
€5,664 EUR
$6,328 USD
View
13 more retailers have this diamond
Prices start from €1,690 EURSave up to €3,974 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.

B+
1.51ct Marquise
€1,690 EUR