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Oval|Lab Grown|IGI

2.51ct E FL Oval Lab Grown Diamond

ID • E/FL • IGI LG840634727

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG840634727

Diamond specifications and retailer prices

From $687 USD
As of October 29, 2026
Save $8,513 USD (93%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $9,200 USD 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 LG840634727 or 840634727. Listed at 21 retailers as of October 29, 2026, with prices from $687 to $9,200, a $8,513 spread on the same certified stone. Brilliant Earth lists it at $9,200. 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
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840634727
Dimensions10.75 × 7.71 × 4.73 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
10.75 mm7.71 mm2.51 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840634727
Side View
Table 62.0%Crown 34.3°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 61.3%

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: $9,200 USD|Low: $687 USD|High: $9,200 USD|Avg: $2,509 USD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 7
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Retailer 22
October 29, 2026
Retailer 3$687 USD
Retailer 20$748 USD
Retailer 10$797 USD
Retailer 6$802 USD
Retailer 7$806 USD
Retailer 16$985 USD
Retailer 22$1,079 USD
Retailer 2$1,273 USD
Retailer 18$1,297 USD
Retailer 14$1,423 USD
Retailer 4$1,963 USD
Retailer 13$2,057 USD
Retailer 9$2,241 USD
Retailer 5$2,503 USD
Retailer 19$2,628 USD
Retailer 11$2,749 USD
Retailer 8$2,890 USD
Retailer 21$3,066 USD
Retailer 17$3,363 USD
Retailer 15$4,856 USD
Retailer 12$5,460 USD
Brilliant Earth$9,200 USD

13 data points across 22 retailers

21 retailers$687 USD to $9,200 USD

A
Cheapest Retailer
-
$687 USD
A
Retailer 2
-
$748 USD
View
A
Retailer 3
-
$797 USD
View
A
Retailer 4
-
$802 USD
View
Final sale: no returns
Retailer 5
-
$806 USD
£635 GBP
View
Price last confirmed 7 days ago
A
Retailer 6
-
$985 USD
View
A
Retailer 7
-
$1,079 USD
View
A
Retailer 8
-
$1,273 USD
£1,002 GBP
View
A
Retailer 9
-
$1,297 USD
View
A
Retailer 10
-
$1,963 USD
View
A
Retailer 11
-
$2,057 USD
ZAR 33,223 ZAR
View
A
Retailer 12
-
$2,241 USD
View
B+
Retailer 13
-
$2,503 USD
View
B+
Retailer 14
-
$2,628 USD
View
B+
Retailer 15
-
$2,749 USD
View
B+
Retailer 16
-
$2,890 USD
SGD 3,906 SGD
View
B+
Retailer 17
-
$3,066 USD
View
B+
Retailer 18
-
$3,363 USD
£2,648 GBP
View
B
Retailer 19
-
$4,856 USD
View
B
Retailer 20
-
$5,460 USD
View
Most Expensive
B
Brilliant Earth
22142992A · Oct 29
$9,200 USD
View
20 more retailers have this diamond
Prices start from $687 USDSave up to $8,513 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
2.51ct Oval
$687 USD