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Oval|Lab Grown|IGI

1.51ct H SI2 Oval Lab Grown Diamond

ID • H/SI2 • IGI LG447099415

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG447099415

Diamond specifications and retailer prices

From $1,400 CAD
$1,000 USD
As of October 29, 2026
1 retailer carries this diamond
Only listing: $1,400 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 1.51ct lab-grown oval diamond

This 1.51ct lab-grown oval sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG447099415 or 447099415. 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

1.51
Carat
H
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.3°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG447099415
Dimensions8.61 × 6.44 × 4.11 mm
L/W Ratio1.34
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
8.61 mm6.44 mm1.51 ctH / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG447099415
Side View
Table 61.0%Crown 38.3°Girdle: THK-VTKPavilion 40.8°Culet: NoneDepth 63.8%

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: $1,400 CAD|Low: $1,266 CAD|High: $4,409 CAD|Avg: $3,137 CAD|-45.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
June 13, 2026
Retailer 5$1,266 CAD
Brilliant Earth$1,400 CAD
Retailer 2$1,425 CAD
Retailer 3$2,782 CAD
Retailer 4$3,065 CAD
Retailer 6$3,849 CAD
Retailer 7$4,409 CAD

13 data points across 7 retailers

1 retailer

B+
Brilliant Earth
8354122A · Oct 29
$1,400 CAD
$1,000 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+
1.51ct Oval
$1,400 CAD