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Radiant|Lab Grown|IGI

1.53ct E SI1 Radiant Lab Grown Diamond

EX • E/SI1 • IGI LG762538047

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

Certificate IGI LG762538047

Diamond specifications and retailer prices

From $310 NZD
As of November 6, 2026
Save $1,415 NZD (82%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,725 NZD at MOH London · As of November 2, 2026
View at MOH London

About this 1.53ct lab-grown radiant diamond

This 1.53ct lab-grown radiant sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG762538047 or 762538047. Listed at 10 retailers as of November 2, 2026, with prices from $310 to $1,725, a $1,415 spread on the same certified stone. MOH London lists it at $1,725. 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

1.53
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.9°
Pavilion angle35.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG762538047
Dimensions8.33 × 5.72 × 3.76 mm
L/W Ratio1.46
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.33 mm5.72 mm1.53 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG762538047
Side View
Table 60.0%Crown 41.9°Girdle: MediumPavilion 35.1°Culet: NoneDepth 65.7%

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 6
Current: $1,725 NZD|Low: $285 NZD|High: $2,020 NZD|Avg: $1,077 NZD|-1.1%
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
November 6, 2026
Retailer 6$310 NZD
Retailer 9$361 NZD
Retailer 2$489 NZD
Retailer 3$622 NZD
Retailer 10$637 NZD
Retailer 13$978 NZD
Retailer 4$1,068 NZD
Retailer 7$1,237 NZD
Retailer 5$1,246 NZD
Retailer 8$1,306 NZD
Retailer 12$1,488 NZD
Retailer 11$1,642 NZD
MOH London$1,725 NZD

28 data points across 13 retailers

10 retailers$310 NZD to $1,725 NZD

A
Cheapest Retailer
-
$310 NZD
A
Retailer 2
-
$361 NZD
View
A
Retailer 3
-
$489 NZD
View
A
Retailer 4
-
$637 NZD
View
B+
Retailer 5
-
$978 NZD
View
B+
Retailer 6
-
$1,237 NZD
View
B
Retailer 7
-
$1,306 NZD
View
Retailer 8
-
$1,488 NZD
View
Price last confirmed 25 days ago
B
Retailer 9
-
$1,642 NZD
View
Most Expensive
B
MOH London
LG762538047 · Nov 2
$1,725 NZD
£753 GBP
View
9 more retailers have this diamond
Prices start from $310 NZDSave up to $1,415 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
1.53ct Radiant
$310 NZD