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Radiant|Lab Grown|IGI

1.01ct E SI2 Radiant Lab Grown Diamond

ID • E/SI2 • IGI LG474115733

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

Certificate IGI LG474115733

Diamond specifications and retailer prices

From $923 NZD
$520 USD
As of October 30, 2026
Save $2,310 NZD (71%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $3,426 NZD at NZ Jewellers · As of October 28, 2026
View at NZ Jewellers

About this 1.01ct lab-grown radiant diamond

This 1.01ct lab-grown radiant sits in the classic one-carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG474115733 or 474115733. Listed at 12 retailers as of October 26, 2026, with a 250% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

1.01
Carat
E
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle50.2°
Pavilion angle29°
OriginLab Grown
Grading LabIGI
CertificateIGI LG474115733
Dimensions6.34 × 4.88 × 3.34 mm
L/W Ratio1.30
Culet sizePointed
Cert comments
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
6.34 mm4.88 mm1.01 ctE / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG474115733
Side View
Table 67.0%Crown 50.2°Girdle: Slightly ThickPavilion 29°Culet: NoneDepth 68.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $3,426 NZD|Low: $837 NZD|High: $5,724 NZD|Avg: $2,062 NZD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 2$923 NZD
Retailer 9$1,050 NZD
Retailer 4$1,175 NZD
Retailer 12$1,176 NZD
Retailer 3$1,302 NZD
Retailer 10$1,302 NZD
Retailer 5$1,745 NZD
Retailer 11$2,001 NZD
Retailer 6$2,037 NZD
Retailer 8$3,233 NZD
NZ Jewellers$3,426 NZD
Retailer 7$5,663 NZD

43 data points across 12 retailers

12 retailers$923 NZD to $3,233 NZD

B+
Cheapest Retailer
-
$923 NZD
$520 USD
B+
Retailer 2
-
$1,050 NZD
$592 USD
View
B
Retailer 3
-
$1,175 NZD
$662 USD
View
Final sale: no returns
B
Retailer 4
-
$1,176 NZD
$663 USD
View
Retailer 5
-
$1,302 NZD
$734 USD
View
Price last confirmed 14 days ago
B
Retailer 6
-
$1,302 NZD
$734 USD
View
B
Retailer 7
-
$1,745 NZD
£774 GBP
View
B
Retailer 8
-
$2,001 NZD
$1,128 USD
View
B
Retailer 9
-
$2,037 NZD
£904 GBP
View
B
Retailer 10
-
$3,233 NZD
$1,822 USD
View
Most Expensive
NZ Jewellers
1702341b-a68a-4d66-bcf8-82f10271bea5 · Oct 28
$3,426 NZD
$1,931 USD
View
Price under review
10 more retailers have this diamond
Prices start from $923 NZDSave up to $2,310 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.

B+
1.01ct Radiant
$923 NZD