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Radiant|Lab Grown|IGI

1.62ct H SI1 Radiant Lab Grown Diamond

ID • H/SI1 • IGI LG508156192

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG508156192

Diamond specifications and retailer prices

From $1,578 CAD
$1,130 USD
As of October 29, 2026
1 retailer carries this diamond
Only listing: $1,578 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 1.62ct lab-grown radiant diamond

This 1.62ct lab-grown radiant sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG508156192 or 508156192. 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

1.62
Carat
H
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.3°
Pavilion angle31.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG508156192
Dimensions7.64 × 5.92 × 3.93 mm
L/W Ratio1.29
Culet sizePointed
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
7.64 mm5.92 mm1.62 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG508156192
Side View
Table 66.0%Crown 41.3°Girdle: THK-VTKPavilion 31.3°Culet: NoneDepth 66.4%

Caratlytics Score

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

Last verified: Oct 29
Current: $1,578 CAD|Low: $1,565 CAD|High: $7,292 CAD|Avg: $3,441 CAD|-47.7%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
July 26, 2026
Brilliant Earth$1,578 CAD
Retailer 4$2,738 CAD
Retailer 6$2,813 CAD
Retailer 5$3,379 CAD
Retailer 2$3,520 CAD
Retailer 3$4,540 CAD

27 data points across 6 retailers

1 retailer

B+
Brilliant Earth
19748667A · Oct 29
$1,578 CAD
$1,130 USD
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B+
1.62ct Radiant
$1,578 CAD