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Radiant|Lab Grown|IGI

1.52ct H SI1 Radiant Lab Grown Diamond

GD • H/SI1 • IGI LG488132592

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

Certificate IGI LG488132592

Diamond specifications and retailer prices

From $630 NZD
$355 USD
As of November 1, 2026
Save $2,167 NZD (77%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $2,796 NZD at MOH London · As of November 1, 2026
View at MOH London

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 H colour (near-colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by IGI LG488132592 or 488132592. Listed at 9 retailers as of November 1, 2026, with prices from $630 to $2,796, a $2,167 spread on the same certified stone. MOH London lists it at $2,796. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.52
Carat
H
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.8°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG488132592
Dimensions6.55 × 6.47 × 4.33 mm
L/W Ratio1.01
Culet sizePointed
Cert comments
Faint Blue As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.55 mm6.47 mm1.52 ctH / SI1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG488132592
Side View
Table 65.0%Crown 38.8°Girdle: Slightly ThickPavilion 38.1°Culet: NoneDepth 66.9%

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: Nov 1
Current: $2,796 NZD|Low: $451 NZD|High: $2,892 NZD|Avg: $1,537 NZD|-1.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 6$630 NZD
Retailer 5$697 NZD
Retailer 9$908 NZD
Retailer 4$1,134 NZD
Retailer 2$1,136 NZD
Retailer 8$1,155 NZD
Retailer 3$1,517 NZD
Retailer 7$2,600 NZD
MOH London$2,796 NZD

16 data points across 9 retailers

9 retailers$630 NZD to $2,796 NZD

A
Cheapest Retailer
-
$630 NZD
$355 USD
Final sale: no returns
Retailer 2
-
$697 NZD
$393 USD
View
Price last confirmed 8 days ago
Retailer 3
-
$908 NZD
HK$4,000 HKD
View
Price last confirmed 33 days ago
B+
Retailer 4
-
$1,134 NZD
$639 USD
View
B+
Retailer 5
-
$1,136 NZD
$640 USD
View
B+
Retailer 6
-
$1,155 NZD
$651 USD
View
B+
Retailer 7
-
$1,517 NZD
$855 USD
View
Retailer 8
-
$2,600 NZD
SGD 1,980 SGD
View
Price last confirmed 26 days ago
Most Expensive
B+
MOH London
LG488132592 · Nov 1
$2,796 NZD
£1,241 GBP
View
8 more retailers have this diamond
Prices start from $630 NZDSave up to $2,167 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
$630 NZD