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Oval|Lab Grown|IGI

2.50ct E FL Oval Lab Grown Diamond

ID • E/FL • IGI LG816615420

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG816615420

Diamond specifications and retailer prices

From $685 USD
As of October 29, 2026
Save $8,485 USD (93%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $9,170 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 2.5ct lab-grown oval diamond

This 2.5ct 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 LG816615420 or 816615420. Listed at 21 retailers as of October 29, 2026, with prices from $685 to $9,170, a $8,485 spread on the same certified stone. Brilliant Earth lists it at $9,170. 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

2.50
Carat
E
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816615420
Dimensions10.67 × 7.71 × 4.83 mm
L/W Ratio1.38
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
10.67 mm7.71 mm2.50 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816615420
Side View
Table 60.0%Crown 35.5°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 62.6%

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 29
Current: $9,170 USD|Low: $685 USD|High: $9,180 USD|Avg: $2,669 USD|-0.1%
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
Retailer 15
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Retailer 17
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Retailer 19
Retailer 20
October 30, 2026
Retailer 4$685 USD
Retailer 20$745 USD
Retailer 13$766 USD
Retailer 10$794 USD
Retailer 16$980 USD
Retailer 2$1,271 USD
Retailer 17$1,293 USD
Retailer 19$1,359 USD
Retailer 5$2,028 USD
Retailer 15$2,049 USD
Retailer 9$2,233 USD
Retailer 7$2,469 USD
Retailer 6$2,484 USD
Retailer 18$2,617 USD
Retailer 11$2,739 USD
Retailer 8$2,879 USD
Retailer 3$3,054 USD
Retailer 14$3,363 USD
Retailer 12$5,440 USD
Brilliant Earth$9,170 USD

24 data points across 20 retailers

21 retailers$685 USD to $9,170 USD

A
Cheapest Retailer
-
$685 USD
A
Retailer 2
-
$745 USD
View
A
Retailer 3
-
$766 USD
View
Final sale: no returns
A
Retailer 4
-
$794 USD
View
Retailer 5
-
$820 USD
View
Price last confirmed 12 days ago
A
Retailer 6
-
$980 USD
View
A
Retailer 7
-
$1,271 USD
£1,001 GBP
View
A
Retailer 8
-
$1,293 USD
View
A
Retailer 9
-
$1,359 USD
€1,294 EUR
View
A
Retailer 10
-
$2,028 USD
View
A
Retailer 11
-
$2,049 USD
ZAR 33,097 ZAR
View
A
Retailer 12
-
$2,233 USD
View
B+
Retailer 13
-
$2,469 USD
£1,944 GBP
View
A
Retailer 14
-
$2,484 USD
View
B+
Retailer 15
-
$2,617 USD
View
B+
Retailer 16
-
$2,739 USD
View
B+
Retailer 17
-
$2,879 USD
SGD 3,890 SGD
View
B+
Retailer 18
-
$3,054 USD
View
B+
Retailer 19
-
$3,363 USD
£2,648 GBP
View
B+
Retailer 20
-
$5,440 USD
View
Most Expensive
B
Brilliant Earth
21421464A · Oct 29
$9,170 USD
View
20 more retailers have this diamond
Prices start from $685 USDSave up to $8,485 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
2.50ct Oval
$685 USD