CaratHunter
Plans
Oval|Lab Grown|IGI

2.51ct E FL Oval Lab Grown Diamond

ID • E/FL • IGI LG804660355

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG804660355

Diamond specifications and retailer prices

From $850 AUD
$597 USD
As of October 29, 2026
Save $12,176 AUD (93%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $13,026 AUD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 2.51ct lab-grown oval diamond

This 2.51ct lab-grown oval 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 LG804660355 or 804660355. Listed at 13 retailers as of October 29, 2026, with prices from $850 to $13,026, a $12,176 spread on the same certified stone. Brilliant Earth lists it at $13,026. 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

2.51
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804660355
Dimensions10.57 × 7.59 × 4.87 mm
L/W Ratio1.39
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
10.57 mm7.59 mm2.51 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804660355
Side View
Table 57.0%Crown 36.3°Girdle: MED-STKPavilion 40°Culet: NoneDepth 64.2%

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 29
Current: $13,026 AUD|Low: $850 AUD|High: $13,709 AUD|Avg: $4,756 AUD|-3.1%
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
Retailer 14
October 29, 2026
Retailer 8$850 AUD
Retailer 14$951 AUD
Retailer 7$1,267 AUD
Retailer 10$1,281 AUD
Retailer 9$1,616 AUD
Retailer 5$1,818 AUD
Retailer 12$2,614 AUD
Retailer 3$2,803 AUD
Retailer 13$3,059 AUD
Retailer 2$4,607 AUD
Retailer 11$7,545 AUD
Retailer 4$7,730 AUD
Retailer 6$7,944 AUD
Brilliant Earth$13,026 AUD

33 data points across 14 retailers

13 retailers$850 AUD to $13,026 AUD

A
Cheapest Retailer
-
$850 AUD
$597 USD
A
Retailer 2
-
$951 AUD
$668 USD
View
A
Retailer 3
-
$1,267 AUD
$890 USD
View
A
Retailer 4
-
$1,281 AUD
$900 USD
View
A
Retailer 5
-
$1,616 AUD
$1,135 USD
View
A
Retailer 6
-
$2,614 AUD
$1,836 USD
View
A
Retailer 7
-
$2,803 AUD
$1,969 USD
View
A
Retailer 8
-
$3,059 AUD
$2,149 USD
View
B+
Retailer 9
-
$4,607 AUD
£2,548 GBP
View
B
Retailer 10
-
$7,545 AUD
$5,300 USD
View
B
Retailer 11
-
$7,730 AUD
$5,430 USD
View
B
Retailer 12
-
$7,944 AUD
$5,580 USD
View
Most Expensive
B
Brilliant Earth
20495858Y · Oct 29
$13,026 AUD
$9,150 USD
View
12 more retailers have this diamond
Prices start from $850 AUDSave up to $12,176 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
2.51ct Oval
$850 AUD