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Oval|Lab Grown|IGI

1.51ct G SI1 Oval Lab Grown Diamond

ID • G/SI1 • IGI LG762581494

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG762581494

Diamond specifications and retailer prices

From $1,634 CAD
$1,170 USD
As of October 29, 2026
1 retailer carries this diamond
Only listing: $1,634 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 G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG762581494 or 762581494. 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
G
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG762581494
Dimensions8.97 × 6.54 × 4.02 mm
L/W Ratio1.37
Girdle conditionFaceted
Top View
8.97 mm6.54 mm1.51 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG762581494
Side View
Table 62.0%Crown 34.5°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 61.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 29
Current: $1,634 CAD|Low: $633 CAD|High: $1,760 CAD|Avg: $1,130 CAD|-7.1%
Brilliant Earth
Retailer 2
February 6, 2026
Retailer 2$633 CAD
Brilliant Earth$1,634 CAD

6 data points across 2 retailers

1 retailer

B+
Brilliant Earth
17212411A · Oct 29
$1,634 CAD
$1,170 USD
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B+
1.51ct Oval
$1,634 CAD