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Round|Lab Grown|IGI

2.40ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG818654266

Shape and cutting style on the report: Round brilliant

Certificate IGI LG818654266

Diamond specifications and retailer prices

From $1,322 USD
As of October 28, 2026
Save $7,498 USD (85%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $8,820 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 2.4ct lab-grown round diamond

This 2.4ct lab-grown round sits in the two to three carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG818654266 or 818654266. Listed at 9 retailers as of October 28, 2026, with prices from $1,322 to $8,820, a $7,498 spread on the same certified stone. Brilliant Earth lists it at $8,820. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

2.40
Carat
E
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818654266
Dimensions8.59 × 8.56 × 5.26 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
8.59 mm8.56 mm2.40 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818654266
Side View
Table 58.0%Crown 35.2°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.4%

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 28
Current: $8,820 USD|Low: $642 USD|High: $8,820 USD|Avg: $2,906 USD
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 28, 2026
Retailer 5$642 USD
Retailer 11$1,322 USD
Retailer 6$1,325 USD
Retailer 3$1,385 USD
Retailer 12$1,682 USD
Retailer 9$2,004 USD
Retailer 8$2,121 USD
Retailer 13$2,317 USD
Retailer 4$3,223 USD
Retailer 7$3,371 USD
Retailer 2$4,835 USD
Retailer 10$6,230 USD
Brilliant Earth$8,820 USD

11 data points across 13 retailers

9 retailers$1,322 USD to $8,820 USD

A
Cheapest Retailer
-
$1,322 USD
A
Retailer 2
-
$1,325 USD
View
B+
Retailer 3
-
$2,004 USD
View
B+
Retailer 4
-
$2,121 USD
View
Retailer 5
-
$2,317 USD
ZAR 37,427 ZAR
View
Price last confirmed 48 days ago
B+
Retailer 6
-
$3,371 USD
£2,654 GBP
View
B
Retailer 7
-
$4,835 USD
View
B
Retailer 8
-
$6,230 USD
View
Most Expensive
B
Brilliant Earth
21731220Y · Oct 29
$8,820 USD
View
8 more retailers have this diamond
Prices start from $1,322 USDSave up to $7,498 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
$1,322 USD