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Radiant|Lab Grown|IGI

1.52ct D SI1 Radiant Lab Grown Diamond

EX • D/SI1

Diamond specifications and retailer prices

From $864 NZD
$487 USD
As of October 30, 2026
Save $1,954 NZD (69%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $2,818 NZD at NZ Jewellers · As of November 1, 2026
View at NZ Jewellers

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. Listed at 5 retailers as of October 30, 2026, with prices from $864 to $2,818, a $1,954 spread on the same certified stone. NZ Jewellers lists it at $2,818. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions7.47 × 5.70 × 3.88 mm
L/W Ratio1.31
Top View
7.47 mm5.70 mm1.52 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 62.0%CrownGirdle: Slightly ThickPavilionCulet: NoneDepth 68.1%

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: $2,818 NZD|Low: $621 NZD|High: $2,818 NZD|Avg: $1,290 NZD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 1, 2026
Retailer 7$621 NZD
Retailer 5$864 NZD
Retailer 4$967 NZD
Retailer 3$1,072 NZD
Retailer 2$1,192 NZD
Retailer 6$1,996 NZD
NZ Jewellers$2,818 NZD

39 data points across 7 retailers

5 retailers$864 NZD to $2,818 NZD

A
Cheapest Retailer
-
$864 NZD
$487 USD
B+
Retailer 2
-
$967 NZD
$545 USD
View
B+
Retailer 3
-
$1,072 NZD
$604 USD
View
B+
Retailer 4
-
$1,192 NZD
£529 GBP
View
Most Expensive
B
NZ Jewellers
aae51ccb-c699-4e98-a005-8db79baf9738 · Nov 1
$2,818 NZD
$1,588 USD
View
4 more retailers have this diamond
Prices start from $864 NZDSave up to $1,954 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
$864 NZD