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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 $693 AUD
$487 USD
As of October 30, 2026
Save $1,567 AUD (69%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $2,261 AUD at NZ Jewellers · As of October 28, 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 28, 2026, with prices from $693 to $2,261, a $1,567 spread on the same certified stone. NZ Jewellers lists it at $2,261. 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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $2,261 AUD|Low: $498 AUD|High: $2,261 AUD|Avg: $1,032 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 30, 2026
Retailer 7$498 AUD
Retailer 5$693 AUD
Retailer 4$776 AUD
Retailer 3$860 AUD
Retailer 2$960 AUD
Retailer 6$1,602 AUD
NZ Jewellers$2,261 AUD

38 data points across 7 retailers

5 retailers$693 AUD to $2,261 AUD

A
Cheapest Retailer
-
$693 AUD
$487 USD
B+
Retailer 2
-
$776 AUD
$545 USD
View
B+
Retailer 3
-
$860 AUD
$604 USD
View
B+
Retailer 4
-
$960 AUD
£531 GBP
View
Most Expensive
B
NZ Jewellers
aae51ccb-c699-4e98-a005-8db79baf9738 · Oct 28
$2,261 AUD
$1,588 USD
View
4 more retailers have this diamond
Prices start from $693 AUDSave up to $1,567 AUD

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
$693 AUD