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Oval|Lab Grown|IGI

2.51ct J SI1 Oval Lab Grown Diamond

ID • J/SI1 • IGI LG445039008

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG445039008

Diamond specifications and retailer prices

From $2,123 CAD
$1,520 USD
As of October 29, 2026
1 retailer carries this diamond
Only listing: $2,123 CAD at Brilliant Earth
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
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 J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG445039008 or 445039008. Listed at a single retailer as of October 29, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

2.51
Carat
J
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36.1°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG445039008
Dimensions10.63 × 7.77 × 4.78 mm
L/W Ratio1.37
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
10.63 mm7.77 mm2.51 ctJ / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG445039008
Side View
Table 59.5%Crown 36.1°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 61.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $2,123 CAD|Low: $2,123 CAD|High: $17,231 CAD|Avg: $8,005 CAD|-55.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
September 4, 2026
Brilliant Earth$2,123 CAD
Retailer 3$3,288 CAD
Retailer 5$4,994 CAD
Retailer 6$5,762 CAD
Retailer 4$7,155 CAD
Retailer 2$7,384 CAD
Retailer 7$17,077 CAD

46 data points across 7 retailers

1 retailer

B+
Brilliant Earth
19767937A · Oct 29
$2,123 CAD
$1,520 USD
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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.

B+
2.51ct Oval
$2,123 CAD