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Radiant|Lab Grown|IGI

4.64ct G SI1 Radiant Lab Grown Diamond

ID • G/SI1 • IGI LG660435797

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

Certificate IGI LG660435797

Diamond specifications and retailer prices

From $1,235 NZD
$696 USD
As of November 1, 2026
Save $8,559 NZD (87%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $9,794 NZD at Do Amore Diamonds · As of November 1, 2026
View at Do Amore Diamonds

About this 4.64ct lab-grown radiant diamond

This 4.64ct lab-grown radiant sits in the three to five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG660435797 or 660435797. Listed at 12 retailers as of November 1, 2026, with prices from $1,235 to $9,794, a $8,559 spread on the same certified stone. Do Amore Diamonds lists it at $9,794. 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

4.64
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.2°
Pavilion angle35.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG660435797
Dimensions11.61 × 8.15 × 5.64 mm
L/W Ratio1.42
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.61 mm8.15 mm4.64 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG660435797
Side View
Table 68.0%Crown 45.2°Girdle: Slightly ThickPavilion 35.3°Culet: NoneDepth 69.2%

Caratlytics Score

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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 1
Current: $9,794 NZD|Low: $1,235 NZD|High: $193,470 NZD|Avg: $27,399 NZD
Do Amore Diamonds
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
November 1, 2026
Retailer 2$1,235 NZD
Retailer 9$1,368 NZD
Retailer 8$1,429 NZD
Retailer 12$1,597 NZD
Retailer 7$1,753 NZD
Retailer 13$1,957 NZD
Retailer 10$2,262 NZD
Retailer 11$3,971 NZD
Retailer 14$4,441 NZD
Retailer 4$5,071 NZD
Retailer 3$5,252 NZD
Do Amore Diamonds$9,794 NZD
Retailer 6$11,409 NZD
Retailer 5$193,470 NZD

6 data points across 14 retailers

12 retailers$1,235 NZD to $9,794 NZD

A
Cheapest Retailer
-
$1,235 NZD
$696 USD
A
Retailer 2
-
$1,368 NZD
$771 USD
View
A
Retailer 3
-
$1,429 NZD
£634 GBP
View
A
Retailer 4
-
$1,597 NZD
$900 USD
View
B+
Retailer 5
-
$1,753 NZD
$988 USD
View
A
Retailer 6
-
$1,957 NZD
$1,103 USD
View
A
Retailer 7
-
$2,262 NZD
£1,004 GBP
View
B
Retailer 8
-
$3,971 NZD
$2,238 USD
View
B
Retailer 9
-
$4,441 NZD
$2,503 USD
View
B
Retailer 10
-
$5,071 NZD
$2,858 USD
View
B
Retailer 11
-
$5,252 NZD
$2,960 USD
View
Most Expensive
B
Do Amore Diamonds
27-4564D447F · Nov 1
$9,794 NZD
$5,520 USD
View
11 more retailers have this diamond
Prices start from $1,235 NZDSave up to $8,559 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
4.64ct Radiant
$1,235 NZD