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Radiant|Lab Grown|IGI

1.05ct E SI1 Radiant Lab Grown Diamond

ID • E/SI1 • IGI LG662486441

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

Certificate IGI LG662486441

Diamond specifications and retailer prices

From $204 NZD
$115 USD
As of October 30, 2026
Save $1,928 NZD (90%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $2,132 NZD at MOH London · As of October 29, 2026
View at MOH London

About this 1.05ct lab-grown radiant diamond

This 1.05ct lab-grown radiant sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG662486441 or 662486441. Listed at 13 retailers as of October 29, 2026, with prices from $204 to $2,132, a $1,928 spread on the same certified stone. MOH London lists it at $2,132. 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

1.05
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44°
Pavilion angle34.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG662486441
Dimensions7.35 × 4.98 × 3.24 mm
L/W Ratio1.48
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.35 mm4.98 mm1.05 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG662486441
Side View
Table 67.0%Crown 44°Girdle: STK-THKPavilion 34.1°Culet: NoneDepth 65.1%

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: Oct 30
Current: $2,132 NZD|Low: $204 NZD|High: $2,132 NZD|Avg: $708 NZD
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
October 30, 2026
Retailer 2$204 NZD
Retailer 4$238 NZD
Retailer 11$270 NZD
Retailer 3$295 NZD
Retailer 9$330 NZD
Retailer 5$451 NZD
Retailer 16$482 NZD
Retailer 15$495 NZD
Retailer 10$517 NZD
Retailer 14$529 NZD
Retailer 12$697 NZD
Retailer 13$816 NZD
Retailer 7$915 NZD
Retailer 6$1,125 NZD
Retailer 8$1,828 NZD
MOH London$2,132 NZD

3 data points across 16 retailers

13 retailers$204 NZD to $2,132 NZD

A
Cheapest Retailer
-
$204 NZD
$115 USD
A
Retailer 2
-
$238 NZD
$134 USD
View
A
Retailer 3
-
$270 NZD
$152 USD
View
A
Retailer 4
-
$295 NZD
HK$1,300 HKD
View
A
Retailer 5
-
$330 NZD
£147 GBP
View
A
Retailer 6
-
$482 NZD
£214 GBP
View
B+
Retailer 7
-
$495 NZD
$279 USD
View
A
Retailer 8
-
$517 NZD
£229 GBP
View
A
Retailer 9
-
$529 NZD
$298 USD
View
B+
Retailer 10
-
$697 NZD
$393 USD
View
B+
Retailer 11
-
$816 NZD
$460 USD
View
B+
Retailer 12
-
$1,009 NZD
£448 GBP
View
Most Expensive
B
MOH London
LG662486441 · Oct 29
$2,132 NZD
£946 GBP
View
12 more retailers have this diamond
Prices start from $204 NZDSave up to $1,928 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
1.05ct Radiant
$204 NZD