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Radiant|Lab Grown|IGI

6.40ct E VS1 Radiant Lab Grown Diamond

ID • E/VS1 • IGI LG839621746

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

Certificate IGI LG839621746

Diamond specifications and retailer prices

From €1,026 EUR
$1,146 USD
As of October 30, 2026
Save €8,077 EUR (89%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €9,103 EUR at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 6.4ct lab-grown radiant diamond

This 6.4ct lab-grown radiant sits in the over five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG839621746 or 839621746. Listed at 12 retailers as of October 29, 2026, with prices from €1,026 to €9,103, a €8,077 spread on the same certified stone. Do Amore Diamonds lists it at €9,103. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

6.40
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.9°
Pavilion angle35.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839621746
Dimensions12.85 × 9.19 × 6.16 mm
L/W Ratio1.40
Culet sizeNone
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.85 mm9.19 mm6.40 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839621746
Side View
Table 66.0%Crown 44.9°Girdle: MediumPavilion 35.8°Culet: NoneDepth 67.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: €9,103 EUR|Low: €1,026 EUR|High: €13,122 EUR|Avg: €4,112 EUR|-5.7%
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
October 30, 2026
Retailer 10€1,026 EUR
Retailer 5€1,387 EUR
Retailer 12€1,890 EUR
Retailer 7€1,893 EUR
Retailer 9€2,343 EUR
Retailer 8€2,431 EUR
Retailer 11€2,461 EUR
Retailer 3€3,362 EUR
Retailer 4€4,010 EUR
Retailer 6€4,240 EUR
Retailer 2€6,955 EUR
Do Amore Diamonds€9,103 EUR

24 data points across 12 retailers

12 retailers€1,026 EUR to €9,103 EUR

A
Cheapest Retailer
-
€1,026 EUR
$1,146 USD
A
Retailer 2
-
€1,387 EUR
£1,220 GBP
View
A
Retailer 3
-
€1,890 EUR
$2,111 USD
View
B+
Retailer 4
-
€1,893 EUR
$2,115 USD
View
A
Retailer 5
-
€2,343 EUR
$2,618 USD
View
Retailer 6
-
€2,431 EUR
A$4,178 AUD
View
Price last confirmed 9 days ago
B+
Retailer 7
-
€2,461 EUR
$2,749 USD
View
B+
Retailer 8
-
€3,362 EUR
$3,756 USD
View
B
Retailer 9
-
€4,010 EUR
$4,480 USD
View
B+
Retailer 10
-
€4,240 EUR
£3,730 GBP
View
Retailer 11
-
€6,955 EUR
$7,770 USD
View
Price under review
Most Expensive
B
Do Amore Diamonds
27-34299B087 · Oct 29
€9,103 EUR
$10,170 USD
View
11 more retailers have this diamond
Prices start from €1,026 EURSave up to €8,077 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
6.40ct Radiant
€1,026 EUR