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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 $1,861 AUD
$1,307 USD
As of October 27, 2026
Save $1,481 AUD (44%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $6,751 AUD 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 80% 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
Colour
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: $6,751 AUD|Low: $1,825 AUD|High: $6,751 AUD|Avg: $3,550 AUD
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 30, 2026
Retailer 4$1,825 AUD
Retailer 3$1,861 AUD
Retailer 5$2,478 AUD
Retailer 2$3,341 AUD
Rare Carat$6,751 AUD

5 data points across 5 retailers

11 retailers$1,861 AUD to $3,341 AUD

Retailer 1
-
$1,518 AUD
$1,066 USD
Price last confirmed 29 days ago
Retailer 2
-
$1,711 AUD
$1,202 USD
View
Price last confirmed 37 days ago
Retailer 3
-
$1,711 AUD
$1,202 USD
View
Price last confirmed 17 days ago
Retailer 4
-
$1,808 AUD
$1,270 USD
View
Price last confirmed 31 days ago
Retailer 5
-
$1,825 AUD
$1,282 USD
View
Price last confirmed 13 days ago
Retailer 6
-
$1,825 AUD
$1,282 USD
View
Price last confirmed 28 days ago
A
Retailer 7
-
$1,861 AUD
$1,307 USD
View
A
Retailer 8
-
$2,478 AUD
View
B+
Retailer 9
-
$3,341 AUD
$2,347 USD
View
Retailer 10
-
$3,437 AUD
$2,414 USD
View
Price last confirmed 30 days ago
Most Expensive
Rare Carat
33P818664680 · Aug 26
$6,751 AUD
$4,742 USD
View
Price last confirmed 65 days ago
10 more retailers have this diamond
Prices start from $1,861 AUDSave up to $1,481 AUD

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
$1,861 AUD