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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 $991 AUD
$696 USD
As of November 1, 2026
Save $6,867 AUD (87%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $7,858 AUD 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 $991 to $7,858, a $6,867 spread on the same certified stone. Do Amore Diamonds lists it at $7,858. 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

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 1
Current: $7,858 AUD|Low: $991 AUD|High: $155,229 AUD|Avg: $21,983 AUD
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$991 AUD
Retailer 9$1,098 AUD
Retailer 8$1,146 AUD
Retailer 12$1,281 AUD
Retailer 7$1,407 AUD
Retailer 13$1,570 AUD
Retailer 10$1,815 AUD
Retailer 11$3,186 AUD
Retailer 14$3,563 AUD
Retailer 4$4,069 AUD
Retailer 3$4,214 AUD
Do Amore Diamonds$7,858 AUD
Retailer 6$9,154 AUD
Retailer 5$155,229 AUD

6 data points across 14 retailers

12 retailers$991 AUD to $7,858 AUD

A
Cheapest Retailer
-
$991 AUD
$696 USD
A
Retailer 2
-
$1,098 AUD
$771 USD
View
A
Retailer 3
-
$1,146 AUD
£634 GBP
View
A
Retailer 4
-
$1,281 AUD
$900 USD
View
B+
Retailer 5
-
$1,407 AUD
$988 USD
View
A
Retailer 6
-
$1,570 AUD
$1,103 USD
View
A
Retailer 7
-
$1,815 AUD
£1,004 GBP
View
B
Retailer 8
-
$3,186 AUD
$2,238 USD
View
B
Retailer 9
-
$3,563 AUD
$2,503 USD
View
B
Retailer 10
-
$4,069 AUD
$2,858 USD
View
B
Retailer 11
-
$4,214 AUD
$2,960 USD
View
Most Expensive
B
Do Amore Diamonds
27-4564D447F · Nov 1
$7,858 AUD
$5,520 USD
View
11 more retailers have this diamond
Prices start from $991 AUDSave up to $6,867 AUD

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
$991 AUD