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Round|Lab Grown|IGI

1.50ct J VS1 Round Lab Grown Diamond

EX • J/VS1 • IGI LG400911011

Shape and cutting style on the report: Round brilliant

Certificate IGI LG400911011

Diamond specifications and retailer prices

From $880 USD
As of November 5, 2026
Save $4,022 USD (82%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $4,902 USD at MOH London · As of November 5, 2026
View at MOH London

About this 1.5ct lab-grown round diamond

This 1.5ct lab-grown round sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG400911011 or 400911011. Listed at 13 retailers as of November 5, 2026, with prices from $880 to $4,902, a $4,022 spread on the same certified stone. MOH London lists it at $4,902. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
J
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG400911011
Dimensions7.20 × 7.24 × 4.53 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory grown diamond was created by chemical vapor deposition process (CVD) Type IIa
Top View
7.20 mm7.24 mm1.50 ctJ / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG400911011
Side View
Table 57.0%Crown 36°Girdle: Slightly ThickPavilion 40.2°Culet: NoneDepth 62.8%

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: Nov 5
Current: $4,902 USD|Low: $880 USD|High: $4,975 USD|Avg: $2,149 USD|-1.5%
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
November 5, 2026
Retailer 8$880 USD
Retailer 9$1,319 USD
Retailer 14$1,435 USD
Retailer 13$1,477 USD
Retailer 10$1,530 USD
Retailer 12$1,530 USD
Retailer 4$1,700 USD
Retailer 5$2,104 USD
Retailer 2$2,261 USD
Retailer 11$2,419 USD
Retailer 7$2,815 USD
Retailer 6$2,852 USD
Retailer 3$2,868 USD
MOH London$4,902 USD

41 data points across 14 retailers

13 retailers$880 USD to $4,902 USD

A
Cheapest Retailer
-
$880 USD
A
Retailer 2
-
$1,319 USD
View
B+
Retailer 3
-
$1,435 USD
View
B+
Retailer 4
-
$1,477 USD
View
Final sale: no returns
Retailer 5
-
$1,530 USD
View
Price last confirmed 25 days ago
B+
Retailer 6
-
$1,530 USD
View
B+
Retailer 7
-
$1,700 USD
View
B+
Retailer 8
-
$2,261 USD
View
B
Retailer 9
-
$2,419 USD
View
B
Retailer 10
-
$2,815 USD
View
B
Retailer 11
-
$2,852 USD
View
B
Retailer 12
-
$2,868 USD
View
Most Expensive
B
MOH London
LG400911011 · Nov 5
$4,902 USD
£3,860 GBP
View
12 more retailers have this diamond
Prices start from $880 USDSave up to $4,022 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
1.50ct Round
$880 USD