Oval|Lab Grown|IGI

2.51ct F FL Oval Lab Grown Diamond

EX • F/FL • IGI LG811622222

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG811622222

Diamond specifications and retailer prices

From $895 USD
As of October 31, 2026
Save $5,685 USD (86%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $6,580 USD at Brilliant Earth · As of October 31, 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 F colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG811622222 or 811622222. Listed at 23 retailers as of October 31, 2026, with prices from $895 to $6,580, a $5,685 spread on the same certified stone. Brilliant Earth lists it at $6,580. 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
F
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811622222
Dimensions11.30 × 7.69 × 4.62 mm
L/W Ratio1.47
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
11.30 mm7.69 mm2.51 ctF / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811622222
Side View
Table 56.0%Crown 34.6°Girdle: MediumPavilion 39.3°Culet: NoneDepth 60.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: $6,580 USD|Low: $895 USD|High: $7,910 USD|Avg: $3,025 USD|-16.8%
Brilliant Earth
Retailer 2
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Retailer 5
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Retailer 7
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Retailer 9
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Retailer 11
Retailer 12
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Retailer 19
November 1, 2026
Retailer 4$895 USD
Retailer 15$1,100 USD
Retailer 8$1,198 USD
Retailer 10$1,390 USD
Retailer 11$1,390 USD
Retailer 6$1,395 USD
Retailer 13$1,410 USD
Retailer 14$1,473 USD
Retailer 16$1,991 USD
Retailer 19$2,033 USD
Retailer 5$2,366 USD
Retailer 18$2,391 USD
Retailer 3$2,900 USD
Retailer 12$3,105 USD
Retailer 17$3,205 USD
Retailer 9$3,353 USD
Retailer 2$3,473 USD
Retailer 7$5,485 USD
Brilliant Earth$6,580 USD

33 data points across 19 retailers

23 retailers$895 USD to $6,580 USD

A
Cheapest Retailer
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$895 USD
Final sale: no returns
A
Retailer 2
-
$1,100 USD
View
Retailer 3
-
$1,198 USD
View
Price last confirmed 21 days ago
Retailer 4
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$1,219 USD
View
Price last confirmed 39 days ago
Retailer 5
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$1,327 USD
View
Price last confirmed 36 days ago
Retailer 6
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$1,390 USD
View
Price last confirmed 19 days ago
Retailer 7
-
$1,390 USD
View
Price last confirmed 29 days ago
A
Retailer 8
-
$1,395 USD
View
Retailer 9
-
$1,395 USD
View
Price last confirmed 37 days ago
A
Retailer 10
-
$1,410 USD
£1,110 GBP
View
A
Retailer 11
-
$1,473 USD
€1,403 EUR
View
B+
Retailer 12
-
$1,991 USD
View
B+
Retailer 13
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$2,033 USD
View
B+
Retailer 14
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$2,366 USD
View
B+
Retailer 15
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$2,391 USD
ZAR 38,627 ZAR
View
Retailer 16
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$2,606 USD
View
Price last confirmed 24 days ago
B+
Retailer 17
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$2,900 USD
View
B
Retailer 18
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$3,105 USD
View
B
Retailer 19
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$3,205 USD
View
Retailer 20
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$3,353 USD
£2,640 GBP
View
Price last confirmed 21 days ago
B
Retailer 21
-
$3,473 USD
£2,735 GBP
View
B
Retailer 22
-
$5,485 USD
View
Most Expensive
B
Brilliant Earth
20893343A · Oct 31
$6,580 USD
View
22 more retailers have this diamond
Prices start from $895 USDSave up to $5,685 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
$895 USD