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Radiant|Lab Grown|IGI

1.50ct H VS1 Radiant Lab Grown Diamond

ID • H/VS1 • IGI LG638425362

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

Certificate IGI LG638425362

Diamond specifications and retailer prices

From $408 NZD
As of November 4, 2026
Save $1,701 NZD (81%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $2,109 NZD at MOH London · As of November 1, 2026
View at MOH London

About this 1.5ct lab-grown radiant diamond

This 1.5ct lab-grown radiant sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG638425362 or 638425362. Listed at 20 retailers as of November 1, 2026, with prices from $408 to $2,109, a $1,701 spread on the same certified stone. MOH London lists it at $2,109. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.7°
Pavilion angle37.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG638425362
Dimensions8.26 × 5.69 × 3.77 mm
L/W Ratio1.45
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.26 mm5.69 mm1.50 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG638425362
Side View
Table 62.0%Crown 42.7°Girdle: ThinPavilion 37.1°Culet: NoneDepth 66.3%

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: Nov 4
Current: $2,109 NZD|Low: $362 NZD|High: $2,109 NZD|Avg: $1,097 NZD|+12.5%
MOH London
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
Retailer 16
November 4, 2026
Retailer 5$364 NZD
Retailer 15$408 NZD
Retailer 3$422 NZD
Retailer 8$467 NZD
Retailer 16$607 NZD
Retailer 12$779 NZD
Retailer 10$821 NZD
Retailer 4$862 NZD
Retailer 14$905 NZD
Retailer 11$1,050 NZD
Retailer 2$1,393 NZD
Retailer 9$1,456 NZD
Retailer 6$1,543 NZD
Retailer 7$1,703 NZD
Retailer 13$1,799 NZD
MOH London$2,109 NZD

30 data points across 16 retailers

20 retailers$408 NZD to $2,109 NZD

Retailer 1
-
$364 NZD
Price last confirmed 9 days ago
A
Retailer 2
-
$408 NZD
View
Final sale: no returns
Retailer 3
-
$422 NZD
View
Price last confirmed 8 days ago
A
Retailer 4
-
$451 NZD
View
Retailer 5
-
$467 NZD
View
Price last confirmed 11 days ago
Retailer 6
-
$467 NZD
View
Price last confirmed 11 days ago
B+
Retailer 7
-
$607 NZD
View
A
Retailer 8
-
$779 NZD
View
A
Retailer 9
-
$821 NZD
View
A
Retailer 10
-
$862 NZD
View
A
Retailer 11
-
$905 NZD
View
A
Retailer 12
-
$1,050 NZD
View
A
Retailer 13
-
$1,176 NZD
View
B+
Retailer 14
-
$1,393 NZD
View
B+
Retailer 15
-
$1,456 NZD
View
Retailer 16
-
$1,501 NZD
View
Price last confirmed 11 days ago
B+
Retailer 17
-
$1,543 NZD
View
B+
Retailer 18
-
$1,703 NZD
View
B+
Retailer 19
-
$1,799 NZD
View
Most Expensive
B
MOH London
LG638425362 · Nov 1
$2,109 NZD
£936 GBP
View
19 more retailers have this diamond
Prices start from $408 NZDSave up to $1,701 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
1.50ct Radiant
$408 NZD