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Radiant|Lab Grown|IGI

1.54ct G SI1 Radiant Lab Grown Diamond

ID • G/SI1 • IGI LG605363231

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

Certificate IGI LG605363231

Diamond specifications and retailer prices

From $574 CAD
$411 USD
As of October 30, 2026
Save $769 CAD (57%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $1,344 CAD at Frank Darling · As of October 31, 2026
View at Frank Darling

About this 1.54ct lab-grown radiant diamond

This 1.54ct lab-grown radiant 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 LG605363231 or 605363231. Listed at 2 retailers as of October 30, 2026, with prices from $574 to $1,344, a $769 spread on the same certified stone. Frank Darling lists it at $1,344. 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

1.54
Carat
G
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.6°
Pavilion angle36.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG605363231
Dimensions8.07 × 5.81 × 3.81 mm
L/W Ratio1.39
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
8.07 mm5.81 mm1.54 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG605363231
Side View
Table 64.0%Crown 37.6°Girdle: MediumPavilion 36.2°Culet: NoneDepth 65.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $1,344 CAD|Low: $275 CAD|High: $3,227 CAD|Avg: $1,422 CAD|+3.6%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
September 26, 2026
Retailer 4$275 CAD
Retailer 2$574 CAD
Retailer 3$866 CAD
Retailer 6$985 CAD
Retailer 7$1,231 CAD
Frank Darling$1,344 CAD
Retailer 5$1,690 CAD
Retailer 8$3,171 CAD

76 data points across 8 retailers

2 retailers$574 CAD to $1,344 CAD

A
Cheapest Retailer
-
$574 CAD
$411 USD
Most Expensive
B
Frank Darling
LVA10-081BBA · Oct 31
$1,344 CAD
$962 USD
View
1 more retailer has this diamond
Prices start from $574 CADSave up to $769 CAD

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.

A
1.54ct Radiant
$574 CAD