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Radiant|Lab Grown|IGI

1.52ct D SI1 Radiant Lab Grown Diamond

ID • D/SI1 • IGI LG835610496

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

Certificate IGI LG835610496

Diamond specifications and retailer prices

From $321 NZD
$181 USD
As of October 30, 2026
Save $1,897 NZD (86%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $2,218 NZD at Brilliant Earth · As of October 31, 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 LG835610496 or 835610496. Listed at 11 retailers as of October 30, 2026, with prices from $321 to $2,218, a $1,897 spread on the same certified stone. Brilliant Earth lists it at $2,218. 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 angle39.7°
Pavilion angle35.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG835610496
Dimensions6.60 × 6.33 × 4.37 mm
L/W Ratio1.04
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.60 mm6.33 mm1.52 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG835610496
Side View
Table 66.0%Crown 39.7°Girdle: MediumPavilion 35.8°CuletDepth 69.0%

Caratlytics Score

How it works →
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 30
Current: $2,218 NZD|Low: $321 NZD|High: $2,324 NZD|Avg: $1,133 NZD|-4.6%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 11$321 NZD
Retailer 8$357 NZD
Retailer 2$397 NZD
Retailer 7$493 NZD
Retailer 4$639 NZD
Retailer 5$645 NZD
Retailer 3$1,245 NZD
Retailer 10$1,672 NZD
Retailer 6$1,792 NZD
Retailer 9$1,904 NZD
Brilliant Earth$2,218 NZD

34 data points across 11 retailers

11 retailers$321 NZD to $2,218 NZD

A
Cheapest Retailer
-
$321 NZD
$181 USD
Final sale: no returns
Retailer 2
-
$357 NZD
$201 USD
View
Price last confirmed 7 days ago
A
Retailer 3
-
$397 NZD
£176 GBP
View
B+
Retailer 4
-
$493 NZD
$278 USD
View
A
Retailer 5
-
$639 NZD
€343 EUR
View
A
Retailer 6
-
$645 NZD
£286 GBP
View
B+
Retailer 7
-
$1,245 NZD
$702 USD
View
B
Retailer 8
-
$1,672 NZD
£742 GBP
View
B
Retailer 9
-
$1,792 NZD
$1,010 USD
View
B
Retailer 10
-
$1,904 NZD
$1,073 USD
View
Most Expensive
B
Brilliant Earth
21435365A · Oct 31
$2,218 NZD
$1,250 USD
View
10 more retailers have this diamond
Prices start from $321 NZDSave up to $1,897 NZD

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
$321 NZD