Oval|Lab Grown|IGI

2.51ct E FL Oval Lab Grown Diamond

EX • E/FL • IGI LG816602709

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG816602709

Diamond specifications and retailer prices

From $965 USD
As of October 28, 2026
Save $8,245 USD (90%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $9,210 USD at Brilliant Earth · As of October 28, 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 LG816602709 or 816602709. Listed at 22 retailers as of October 28, 2026, with prices from $965 to $9,210, a $8,245 spread on the same certified stone. Brilliant Earth lists it at $9,210. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816602709
Dimensions10.90 × 7.59 × 4.78 mm
L/W Ratio1.44
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
10.90 mm7.59 mm2.51 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816602709
Side View
Table 59.0%Crown 34.4°Girdle: Slightly ThickPavilion 41°Culet: NoneDepth 63.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 28
Current: $9,210 USD|Low: $965 USD|High: $9,520 USD|Avg: $3,424 USD|-3.3%
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
Retailer 16
October 29, 2026
Retailer 15$965 USD
Retailer 4$1,502 USD
Retailer 2$1,532 USD
Retailer 13$1,535 USD
Retailer 6$2,188 USD
Retailer 16$2,558 USD
Retailer 12$2,563 USD
Retailer 9$2,578 USD
Retailer 8$2,638 USD
Retailer 14$2,961 USD
Retailer 11$3,304 USD
Retailer 7$3,322 USD
Retailer 3$3,466 USD
Retailer 10$3,766 USD
Retailer 5$5,485 USD
Brilliant Earth$9,210 USD

32 data points across 16 retailers

22 retailers$965 USD to $9,210 USD

A
Cheapest Retailer
-
$965 USD
Final sale: no returns
Retailer 2
-
$1,187 USD
View
Price last confirmed 19 days ago
Retailer 3
-
$1,248 USD
View
Price last confirmed 36 days ago
Retailer 4
-
$1,358 USD
View
Price last confirmed 33 days ago
Retailer 5
-
$1,377 USD
View
Price last confirmed 17 days ago
Retailer 6
-
$1,377 USD
View
Price last confirmed 27 days ago
Retailer 7
-
$1,428 USD
View
Price last confirmed 34 days ago
A
Retailer 8
-
$1,502 USD
View
A
Retailer 9
-
$1,532 USD
£1,206 GBP
View
A
Retailer 10
-
$1,535 USD
View
B+
Retailer 11
-
$2,558 USD
View
B+
Retailer 12
-
$2,563 USD
View
B+
Retailer 13
-
$2,578 USD
ZAR 41,649 ZAR
View
Retailer 14
-
$2,581 USD
View
Price last confirmed 22 days ago
B+
Retailer 15
-
$2,638 USD
View
B+
Retailer 16
-
$2,961 USD
View
B+
Retailer 17
-
$3,304 USD
View
Retailer 18
-
$3,322 USD
£2,616 GBP
View
Price last confirmed 20 days ago
B+
Retailer 19
-
$3,466 USD
View
B+
Retailer 20
-
$3,766 USD
£2,965 GBP
View
B
Retailer 21
-
$5,485 USD
View
Most Expensive
B
Brilliant Earth
20913147A · Oct 28
$9,210 USD
View
21 more retailers have this diamond
Prices start from $965 USDSave up to $8,245 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
$965 USD