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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 $229 SGD
$179 USD
As of October 30, 2026
Save $1,484 SGD (87%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,713 SGD at Brilliant Earth · As of October 29, 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 29, 2026, with prices from $229 to $1,713, a $1,484 spread on the same certified stone. Brilliant Earth lists it at $1,713. 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
Colour
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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Price History

Last verified: Oct 30
Current: $1,713 SGD|Low: $229 SGD|High: $1,815 SGD|Avg: $726 SGD|-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 30, 2026
Retailer 13$229 SGD
Retailer 8$266 SGD
Retailer 3$285 SGD
Retailer 15$285 SGD
Retailer 12$318 SGD
Retailer 4$505 SGD
Retailer 2$512 SGD
Retailer 10$522 SGD
Retailer 7$628 SGD
Retailer 6$712 SGD
Retailer 14$914 SGD
Retailer 9$966 SGD
Retailer 5$1,291 SGD
Retailer 11$1,338 SGD
Brilliant Earth$1,713 SGD

39 data points across 15 retailers

16 retailers$229 SGD to $1,713 SGD

A
Cheapest Retailer
-
$229 SGD
$179 USD
A
Retailer 2
-
$266 SGD
$208 USD
View
A
Retailer 3
-
$285 SGD
$223 USD
View
A
Retailer 4
-
$285 SGD
$223 USD
View
Retailer 5
-
$318 SGD
£196 GBP
View
Price last confirmed 13 days ago
B+
Retailer 6
-
$505 SGD
$395 USD
View
A
Retailer 7
-
$512 SGD
£315 GBP
View
Retailer 8
-
$522 SGD
€389 EUR
View
Price last confirmed 7 days ago
B+
Retailer 9
-
$628 SGD
$491 USD
View
B+
Retailer 10
-
$712 SGD
$557 USD
View
B+
Retailer 11
-
$914 SGD
$715 USD
View
B
Retailer 12
-
$966 SGD
$756 USD
View
B
Retailer 13
-
$999 SGD
£615 GBP
View
B
Retailer 14
-
$1,291 SGD
$1,010 USD
View
B
Retailer 15
-
$1,338 SGD
£824 GBP
View
Most Expensive
B
Brilliant Earth
10435411A · Oct 29
$1,713 SGD
$1,340 USD
View
15 more retailers have this diamond
Prices start from $229 SGDSave up to $1,484 SGD

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
$229 SGD