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Radiant|Lab Grown|IGI

1.52ct D SI1 Radiant Lab Grown Diamond

ID • D/SI1 • IGI LG634499931

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

Certificate IGI LG634499931

Diamond specifications and retailer prices

From $251 CAD
$179 USD
As of October 27, 2026
Save $1,625 CAD (87%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,875 CAD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.52ct lab-grown radiant diamond

This 1.52ct lab-grown radiant sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG634499931 or 634499931. Listed at 16 retailers as of October 27, 2026, with prices from $251 to $1,875, a $1,625 spread on the same certified stone. Brilliant Earth lists it at $1,875. 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

1.52
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle27.9°
Pavilion angle36°
OriginLab Grown
Grading LabIGI
CertificateIGI LG634499931
Dimensions8.06 × 5.66 × 3.88 mm
L/W Ratio1.42
Girdle conditionFaceted
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
8.06 mm5.66 mm1.52 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG634499931
Side View
Table 65.0%Crown 27.9°Girdle: MediumPavilion 36°Culet: NoneDepth 68.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: $1,875 CAD|Low: $251 CAD|High: $1,987 CAD|Avg: $798 CAD|-5.6%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
October 29, 2026
Retailer 13$251 CAD
Retailer 8$291 CAD
Retailer 3$312 CAD
Retailer 15$312 CAD
Retailer 12$349 CAD
Retailer 4$553 CAD
Retailer 2$559 CAD
Retailer 10$572 CAD
Retailer 7$687 CAD
Retailer 6$780 CAD
Retailer 14$1,001 CAD
Retailer 9$1,058 CAD
Retailer 5$1,414 CAD
Retailer 11$1,465 CAD
Brilliant Earth$1,875 CAD

39 data points across 15 retailers

16 retailers$251 CAD to $1,875 CAD

A
Cheapest Retailer
-
$251 CAD
$179 USD
A
Retailer 2
-
$291 CAD
$208 USD
View
A
Retailer 3
-
$312 CAD
$223 USD
View
A
Retailer 4
-
$312 CAD
$223 USD
View
A
Retailer 5
-
$349 CAD
£196 GBP
View
Price last confirmed 12 days ago
B+
Retailer 6
-
$553 CAD
$395 USD
View
A
Retailer 7
-
$559 CAD
£314 GBP
View
A
Retailer 8
-
$572 CAD
€389 EUR
View
B+
Retailer 9
-
$687 CAD
$491 USD
View
B+
Retailer 10
-
$780 CAD
$557 USD
View
B+
Retailer 11
-
$1,001 CAD
$715 USD
View
B
Retailer 12
-
$1,058 CAD
$756 USD
View
B
Retailer 13
-
$1,094 CAD
£615 GBP
View
B
Retailer 14
-
$1,414 CAD
$1,010 USD
View
B
Retailer 15
-
$1,465 CAD
£824 GBP
View
Most Expensive
B
Brilliant Earth
10435411A · Oct 28
$1,875 CAD
$1,340 USD
View
15 more retailers have this diamond
Prices start from $251 CADSave up to $1,625 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
1.52ct Radiant
$251 CAD