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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 €623 EUR
$696 USD
As of November 1, 2026
Save €4,318 EUR (87%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €4,941 EUR 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 €623 to €4,941, a €4,318 spread on the same certified stone. Do Amore Diamonds lists it at €4,941. 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: €4,941 EUR|Low: €623 EUR|High: €97,601 EUR|Avg: €12,730 EUR
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 2, 2026
Retailer 7€623 EUR
Retailer 10€690 EUR
Retailer 9€721 EUR
Retailer 12€806 EUR
Retailer 8€884 EUR
Retailer 13€987 EUR
Retailer 2€1,141 EUR
Retailer 11€2,003 EUR
Retailer 14€2,240 EUR
Retailer 4€2,558 EUR
Retailer 3€2,649 EUR
Do Amore Diamonds€4,941 EUR
Retailer 6€5,755 EUR
Retailer 5€97,601 EUR

7 data points across 14 retailers

12 retailers€623 EUR to €4,941 EUR

A
Cheapest Retailer
-
€623 EUR
$696 USD
A
Retailer 2
-
€690 EUR
$771 USD
View
A
Retailer 3
-
€721 EUR
£634 GBP
View
A
Retailer 4
-
€806 EUR
$900 USD
View
B+
Retailer 5
-
€884 EUR
$988 USD
View
A
Retailer 6
-
€987 EUR
$1,103 USD
View
A
Retailer 7
-
€1,141 EUR
£1,004 GBP
View
B
Retailer 8
-
€2,003 EUR
$2,238 USD
View
B
Retailer 9
-
€2,240 EUR
$2,503 USD
View
B
Retailer 10
-
€2,558 EUR
$2,858 USD
View
B
Retailer 11
-
€2,649 EUR
$2,960 USD
View
Most Expensive
B
Do Amore Diamonds
27-4564D447F · Nov 1
€4,941 EUR
$5,520 USD
View
11 more retailers have this diamond
Prices start from €623 EURSave up to €4,318 EUR

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
€623 EUR