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Marquise|Lab Grown|IGI

1.51ct D VS2 Marquise Lab Grown Diamond

EX • D/VS2 • IGI LG837612040

Certificate IGI LG837612040

Diamond specifications and retailer prices

From $291 USD
Save $1,499 USD (84%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,790 USD at Brilliant Earth
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 D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG837612040 or 837612040. Listed at 14 retailers, with prices from $291 to $1,790 at Brilliant Earth, a $1,499 spread on the same certified stone. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
D
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.6°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837612040
Dimensions11.90 × 6.01 × 3.71 mm
L/W Ratio1.98
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.90 mm6.01 mm1.51 ctD / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837612040
Side View
Table 55.0%Crown 31.6°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 61.7%

Caratlytics Score

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

Price History

Last verified: Oct 1
Current: $1,272 USD|Low: $291 USD|High: $1,389 USD|Avg: $792 USD|-8.4%
Retailer 1
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 1, 2026
Retailer 3$291 USD
Retailer 6$363 USD
Retailer 8$371 USD
Retailer 5$435 USD
Retailer 9$485 USD
Retailer 7$526 USD
Retailer 11$602 USD
Retailer 10$907 USD
Retailer 4$1,058 USD
Retailer 2$1,091 USD
Retailer 1$1,272 USD
Retailer 12$1,312 USD
Retailer 13$1,388 USD

7 data points across 13 retailers

14 retailers$291 USD to $1,790 USD

B+
Cheapest Retailer
-
$291 USD
B+
Retailer 2
-
$363 USD
£286 GBP
View
B+
Retailer 3
-
$371 USD
HK$2,900 HKD
View
B
Retailer 4
-
$435 USD
View
B+
Retailer 5
-
$485 USD
View
B+
Retailer 6
-
$526 USD
View
B
Retailer 7
-
$604 USD
£475 GBP
View
C
Retailer 8
-
$907 USD
View
C
Retailer 9
-
$1,058 USD
SGD 1,430 SGD
View
C
Retailer 10
-
$1,091 USD
View
C
Retailer 11
-
$1,272 USD
View
C
Retailer 12
-
$1,312 USD
£1,033 GBP
View
C
Retailer 13
-
$1,388 USD
View
Most Expensive
C
Brilliant Earth
21561192A · Oct 1
$1,790 USD
View
13 more retailers have this diamond
Prices start from $291 USDSave up to $1,499 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.

B+
1.51ct Marquise
$291 USD