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Marquise|Lab Grown|IGI

1.51ct E VS2 Marquise Lab Grown Diamond

ID • E/VS2 • IGI LG843672520

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG843672520

Diamond specifications and retailer prices

From €238 EUR
$266 USD
As of October 30, 2026
Save €1,400 EUR (85%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €1,638 EUR at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

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 VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG843672520 or 843672520. Listed at 13 retailers as of October 30, 2026, with prices from €238 to €1,638, a €1,400 spread on the same certified stone. Brilliant Earth lists it at €1,638. 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
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.5°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843672520
Dimensions12.09 × 5.99 × 3.63 mm
L/W Ratio2.02
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.09 mm5.99 mm1.51 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843672520
Side View
Table 60.0%Crown 32.5°Girdle: STK-THKPavilion 39.2°Culet: NoneDepth 60.6%

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 30
Current: €1,638 EUR|Low: €238 EUR|High: €1,638 EUR|Avg: €746 EUR
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 12€238 EUR
Retailer 11€310 EUR
Retailer 5€356 EUR
Retailer 10€448 EUR
Retailer 7€476 EUR
Retailer 2€499 EUR
Retailer 8€838 EUR
Retailer 9€851 EUR
Retailer 4€895 EUR
Retailer 6€1,063 EUR
Retailer 3€1,073 EUR
Retailer 13€1,176 EUR
Brilliant Earth€1,638 EUR

18 data points across 13 retailers

13 retailers€238 EUR to €1,638 EUR

A
Cheapest Retailer
-
€238 EUR
$266 USD
Final sale: no returns
Retailer 2
-
€310 EUR
£273 GBP
View
Price last confirmed 13 days ago
B+
Retailer 3
-
€356 EUR
$398 USD
View
A
Retailer 4
-
€448 EUR
$500 USD
View
A
Retailer 5
-
€476 EUR
View
A
Retailer 6
-
€499 EUR
£439 GBP
View
B+
Retailer 7
-
€838 EUR
A$1,441 AUD
View
B+
Retailer 8
-
€851 EUR
$951 USD
View
B+
Retailer 9
-
€895 EUR
$1,000 USD
View
B
Retailer 10
-
€1,063 EUR
£935 GBP
View
B
Retailer 11
-
€1,073 EUR
$1,199 USD
View
B
Retailer 12
-
€1,176 EUR
$1,314 USD
View
Most Expensive
B
Brilliant Earth
21792271A · Oct 30
€1,638 EUR
$1,830 USD
View
12 more retailers have this diamond
Prices start from €238 EURSave up to €1,400 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
1.51ct Marquise
€238 EUR