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Emerald|Lab Grown|IGI

1.51ct I SI1 Emerald Lab Grown Diamond

ID • I/SI1 • IGI LG499126914

Shape and cutting style on the report: Emerald cut

Certificate IGI LG499126914

Diamond specifications and retailer prices

From $1,288 CAD
$920 USD
As of October 29, 2026
1 retailer carries this diamond
Only listing: $1,288 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 emerald diamond

This 1.51ct lab-grown emerald sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG499126914 or 499126914. 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
I
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle27.8°
Pavilion angle36.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG499126914
Dimensions7.83 × 5.36 × 3.53 mm
L/W Ratio1.46
Culet sizeLong
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.83 mm5.36 mm1.51 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG499126914
Side View
Table 66.5%Crown 27.8°Girdle: STK-THKPavilion 36.6°Culet: LNGDepth 65.9%

Caratlytics Score

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

Last verified: Oct 29
Current: $1,288 CAD|Low: $1,288 CAD|High: $6,118 CAD|Avg: $3,837 CAD|-49.2%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
June 13, 2026
Brilliant Earth$1,288 CAD
Retailer 2$1,531 CAD
Retailer 3$2,358 CAD
Retailer 4$2,917 CAD
Retailer 5$3,293 CAD
Retailer 7$4,025 CAD
Retailer 6$6,063 CAD

39 data points across 7 retailers

1 retailer

B+
Brilliant Earth
8353962A · Oct 29
$1,288 CAD
$920 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 Emerald
$1,288 CAD