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Radiant|Lab Grown|IGI

6.39ct G VS1 Radiant Lab Grown Diamond

EX • G/VS1 • IGI LG617447501

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

Certificate IGI LG617447501

Diamond specifications and retailer prices

From €833 EUR
$931 USD
As of November 1, 2026
Save €6,157 EUR (88%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €6,991 EUR at Kay Jewelers · As of November 1, 2026
View at Kay Jewelers

About this 6.39ct lab-grown radiant diamond

This 6.39ct lab-grown radiant sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG617447501 or 617447501. Listed at 10 retailers as of November 1, 2026, with prices from €833 to €6,991, a €6,157 spread on the same certified stone. Kay Jewelers lists it at €6,991. 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

6.39
Carat
G
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.3°
Pavilion angle34.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG617447501
Dimensions13.31 × 8.97 × 6.02 mm
L/W Ratio1.48
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
13.31 mm8.97 mm6.39 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG617447501
Side View
Table 63.0%Crown 44.3°Girdle: MED-STKPavilion 34.5°Culet: NoneDepth 67.1%

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: €6,991 EUR|Low: €765 EUR|High: €7,564 EUR|Avg: €3,297 EUR
Kay Jewelers
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
Retailer 15
Retailer 16
November 1, 2026
Retailer 14€765 EUR
Retailer 11€833 EUR
Retailer 16€1,428 EUR
Retailer 7€1,530 EUR
Retailer 5€1,571 EUR
Retailer 9€1,815 EUR
Retailer 12€2,042 EUR
Retailer 10€2,045 EUR
Retailer 3€2,410 EUR
Retailer 15€2,757 EUR
Retailer 2€3,325 EUR
Retailer 4€3,879 EUR
Retailer 8€4,821 EUR
Retailer 6€5,827 EUR
Retailer 13€6,803 EUR
Kay Jewelers€6,991 EUR

22 data points across 16 retailers

10 retailers€833 EUR to €6,991 EUR

Retailer 1
-
€765 EUR
$855 USD
Price last confirmed 11 days ago
Retailer 2
-
€833 EUR
$931 USD
View
Price last confirmed 12 days ago
A
Retailer 3
-
€833 EUR
$931 USD
View
B+
Retailer 4
-
€1,428 EUR
$1,595 USD
View
Retailer 5
-
€1,815 EUR
A$3,120 AUD
View
Price last confirmed 11 days ago
Retailer 6
-
€2,042 EUR
$2,281 USD
View
Price last confirmed 11 days ago
Retailer 7
-
€2,757 EUR
$3,080 USD
View
Price last confirmed 13 days ago
B+
Retailer 8
-
€2,757 EUR
$3,080 USD
View
B+
Retailer 9
-
€3,325 EUR
£2,925 GBP
View
Most Expensive
B
Kay Jewelers
250040386 · Nov 1
€6,991 EUR
$7,810 USD
View
9 more retailers have this diamond
Prices start from €833 EURSave up to €6,157 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
6.39ct Radiant
€833 EUR