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Round|Lab Grown|IGI

2.39ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG818664680

Shape and cutting style on the report: Round brilliant

Certificate IGI LG818664680

Diamond specifications and retailer prices

From $1,307 USD
As of October 27, 2026
Save $434 USD (25%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $4,742 USD at Rare Carat · As of August 26, 2026
View at Rare Carat

About this 2.39ct lab-grown round diamond

This 2.39ct 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 LG818664680 or 818664680. Listed at 11 retailers as of October 27, 2026, with a 33% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

2.39
Carat
E
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818664680
Dimensions8.58 × 8.55 × 5.30 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Cert comments
HEARTS & ARROWS 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
8.58 mm8.55 mm2.39 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818664680
Side View
Table 56.0%Crown 35°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.9%

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 27
Current: $4,742 USD|Low: $1,282 USD|High: $4,742 USD|Avg: $2,574 USD
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 21, 2026
Retailer 4$1,282 USD
Retailer 3$1,307 USD
Retailer 5$1,741 USD
Retailer 2$2,383 USD
Rare Carat$4,742 USD

4 data points across 5 retailers

11 retailers$1,307 USD to $1,741 USD

Retailer 1
-
$1,066 USD
Price last confirmed 28 days ago
Retailer 2
-
$1,202 USD
View
Price last confirmed 36 days ago
Retailer 3
-
$1,202 USD
View
Price last confirmed 16 days ago
Retailer 4
-
$1,270 USD
View
Price last confirmed 30 days ago
Retailer 5
-
$1,282 USD
View
Price last confirmed 12 days ago
Retailer 6
-
$1,282 USD
View
Price last confirmed 27 days ago
A
Retailer 7
-
$1,307 USD
View
A
Retailer 8
-
$1,741 USD
A$2,678 AUD
View
Retailer 9
-
$2,383 USD
View
Price last confirmed 8 days ago
Retailer 10
-
$2,414 USD
View
Price last confirmed 30 days ago
Most Expensive
Rare Carat
33P818664680 · Aug 26
$4,742 USD
View
Price last confirmed 64 days ago
10 more retailers have this diamond
Prices start from $1,307 USDSave up to $434 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
2.39ct Round
$1,307 USD