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Round|Lab Grown|IGI

2.40ct J SI2 Round Lab Grown Diamond

EX • J/SI2 • IGI LG480171494

Shape and cutting style on the report: Round brilliant

Certificate IGI LG480171494

Diamond specifications and retailer prices

From $1,310 USD
As of October 30, 2026
Save $6,615 USD (83%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $7,925 USD at MOH London · As of October 29, 2026
View at MOH London

About this 2.4ct lab-grown round diamond

This 2.4ct lab-grown round sits in the two to three carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG480171494 or 480171494. Listed at 11 retailers as of October 29, 2026, with prices from $1,310 to $7,925, a $6,615 spread on the same certified stone. MOH London lists it at $7,925. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

2.40
Carat
J
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.5°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG480171494
Dimensions8.73 × 8.77 × 5.10 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.73 mm8.77 mm2.40 ctJ / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG480171494
Side View
Table 59.5%Crown 31.5°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 58.3%

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 30
Current: $7,925 USD|Low: $1,310 USD|High: $7,988 USD|Avg: $3,908 USD|+0.5%
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
October 30, 2026
Retailer 2$1,310 USD
Retailer 8$2,538 USD
Retailer 3$2,762 USD
Retailer 13$2,843 USD
Retailer 6$2,934 USD
Retailer 9$2,944 USD
Retailer 12$2,944 USD
Retailer 4$3,596 USD
Retailer 10$4,047 USD
Retailer 7$4,320 USD
Retailer 11$4,588 USD
Retailer 5$6,590 USD
MOH London$7,925 USD

24 data points across 13 retailers

11 retailers$1,310 USD to $7,925 USD

A
Cheapest Retailer
-
$1,310 USD
Retailer 2
-
$2,538 USD
View
Price last confirmed 21 days ago
B+
Retailer 3
-
$2,762 USD
View
B+
Retailer 4
-
$2,843 USD
View
Final sale: no returns
B+
Retailer 5
-
$2,934 USD
£2,310 GBP
View
Retailer 6
-
$2,944 USD
View
Price last confirmed 19 days ago
B+
Retailer 7
-
$2,944 USD
View
Retailer 8
-
$4,047 USD
View
Price last confirmed 7 days ago
B
Retailer 9
-
$4,320 USD
View
B
Retailer 10
-
$4,588 USD
View
Most Expensive
B
MOH London
LG480171494 · Oct 29
$7,925 USD
£6,240 GBP
View
10 more retailers have this diamond
Prices start from $1,310 USDSave up to $6,615 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
2.40ct Round
$1,310 USD