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Radiant|Lab Grown|IGI

1.07ct H SI1 Radiant Lab Grown Diamond

ID • H/SI1 • IGI LG575311757

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

Certificate IGI LG575311757

Diamond specifications and retailer prices

From $220 NZD
As of November 6, 2026
Save $1,814 NZD (89%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $2,034 NZD at MOH London · As of November 2, 2026
View at MOH London

About this 1.07ct lab-grown radiant diamond

This 1.07ct lab-grown radiant sits in the classic one-carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG575311757 or 575311757. Listed at 11 retailers as of November 2, 2026, with prices from $220 to $2,034, a $1,814 spread on the same certified stone. MOH London lists it at $2,034. 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

1.07
Carat
H
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.1°
Pavilion angle29.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG575311757
Dimensions7.39 × 4.96 × 3.27 mm
L/W Ratio1.49
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.39 mm4.96 mm1.07 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG575311757
Side View
Table 67.5%Crown 47.1°Girdle: MediumPavilion 29.9°Culet: NoneDepth 65.9%

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: $2,034 NZD|Low: $189 NZD|High: $2,057 NZD|Avg: $677 NZD|-1.0%
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 2, 2026
Retailer 9$189 NZD
Retailer 12$220 NZD
Retailer 10$227 NZD
Retailer 8$260 NZD
Retailer 11$276 NZD
Retailer 6$343 NZD
Retailer 2$462 NZD
Retailer 13$527 NZD
Retailer 7$873 NZD
Retailer 5$886 NZD
Retailer 4$904 NZD
Retailer 3$1,627 NZD
MOH London$2,034 NZD

14 data points across 13 retailers

11 retailers$220 NZD to $2,034 NZD

A
Cheapest Retailer
-
$220 NZD
Final sale: no returns
Retailer 2
-
$260 NZD
View
Price last confirmed 30 days ago
A
Retailer 3
-
$276 NZD
View
B+
Retailer 4
-
$343 NZD
View
A
Retailer 5
-
$462 NZD
View
A
Retailer 6
-
$527 NZD
View
Retailer 7
-
$783 NZD
View
Price last confirmed 38 days ago
B+
Retailer 8
-
$873 NZD
View
B+
Retailer 9
-
$886 NZD
View
B
Retailer 10
-
$1,627 NZD
View
Most Expensive
B
MOH London
LG575311757 · Nov 2
$2,034 NZD
£888 GBP
View
10 more retailers have this diamond
Prices start from $220 NZDSave up to $1,814 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
1.07ct Radiant
$220 NZD