Marquise|Lab Grown|IGI

1.51ct E VS2 Marquise Lab Grown Diamond

ID • E/VS2 • IGI LG837601954

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG837601954

Diamond specifications and retailer prices

From $633 USD
As of October 23, 2026
Save $897 USD (59%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,530 USD at Brilliant Earth · As of October 23, 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 LG837601954 or 837601954. Listed at 11 retailers as of October 23, 2026, with prices from $633 to $1,530, a $897 spread on the same certified stone. Brilliant Earth lists it at $1,530. 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
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837601954
Dimensions11.43 × 6.06 × 3.85 mm
L/W Ratio1.89
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.43 mm6.06 mm1.51 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837601954
Side View
Table 60.0%Crown 37°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 63.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 23
Current: $1,530 USD|Low: $241 USD|High: $1,550 USD|Avg: $893 USD|-1.3%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 22, 2026
Retailer 9$249 USD
Retailer 5$289 USD
Retailer 2$361 USD
Retailer 8$510 USD
Retailer 4$615 USD
Retailer 3$633 USD
Retailer 6$949 USD
Retailer 12$993 USD
Retailer 11$1,124 USD
Retailer 7$1,245 USD
Retailer 10$1,322 USD
Brilliant Earth$1,530 USD

25 data points across 12 retailers

11 retailers$633 USD to $1,530 USD

A
Retailer 1
-
$249 USD
Price last confirmed 8 days ago
A
Retailer 2
-
$289 USD
View
Price last confirmed 8 days ago
A
Retailer 3
-
$361 USD
£284 GBP
View
Price last confirmed 7 days ago
A
Retailer 4
-
$615 USD
View
Price last confirmed 7 days ago
B+
Retailer 5
-
$633 USD
View
B+
Retailer 6
-
$949 USD
View
B+
Retailer 7
-
$993 USD
View
Price last confirmed 7 days ago
B
Retailer 8
-
$1,124 USD
View
B
Retailer 9
-
$1,245 USD
£980 GBP
View
Price last confirmed 8 days ago
B
Retailer 10
-
$1,322 USD
View
Price last confirmed 7 days ago
Most Expensive
B
Brilliant Earth
21361017A · Oct 23
$1,530 USD
View
10 more retailers have this diamond
Prices start from $633 USDSave up to $897 USD

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
$633 USD