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Radiant|Lab Grown|IGI

6.59ct F VS2 Radiant Lab Grown Diamond

ID • F/VS2 • IGI LG821678396

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

Certificate IGI LG821678396

Diamond specifications and retailer prices

From €1,809 EUR
£1,597 GBP
As of November 2, 2026
Save €3,300 EUR (65%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €5,109 EUR at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 6.59ct lab-grown radiant diamond

This 6.59ct lab-grown radiant sits in the over five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG821678396 or 821678396. Listed at 14 retailers as of November 2, 2026, with prices from €1,809 to €5,109, a €3,300 spread on the same certified stone. Brilliant Earth lists it at €5,109. 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

6.59
Carat
F
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle52.2°
Pavilion angle36.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821678396
Dimensions13.43 × 9.40 × 6.15 mm
L/W Ratio1.43
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.43 mm9.40 mm6.59 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821678396
Side View
Table 59.0%Crown 52.2°Girdle: MediumPavilion 36.1°Culet: NoneDepth 65.4%

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: Nov 2
Current: €5,109 EUR|Low: €1,440 EUR|High: €9,932 EUR|Avg: €3,455 EUR|-48.6%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 2€1,809 EUR
Retailer 6€1,966 EUR
Retailer 9€2,035 EUR
Retailer 5€2,251 EUR
Retailer 10€2,460 EUR
Retailer 3€2,573 EUR
Retailer 12€3,098 EUR
Retailer 8€3,685 EUR
Retailer 11€4,081 EUR
Retailer 7€4,148 EUR
Retailer 4€4,886 EUR
Brilliant Earth€5,109 EUR

41 data points across 12 retailers

14 retailers€1,809 EUR to €5,109 EUR

Retailer 1
-
€1,106 EUR
$1,241 USD
Price last confirmed 25 days ago
Retailer 2
-
€1,284 EUR
$1,440 USD
View
Price last confirmed 30 days ago
A
Retailer 3
-
€1,809 EUR
£1,597 GBP
View
B+
Retailer 4
-
€1,966 EUR
$2,205 USD
View
B+
Retailer 5
-
€2,035 EUR
$2,282 USD
View
B+
Retailer 6
-
€2,251 EUR
View
B+
Retailer 7
-
€2,460 EUR
$2,759 USD
View
B+
Retailer 8
-
€2,573 EUR
$2,886 USD
View
Retailer 9
-
€3,098 EUR
£2,736 GBP
View
Price last confirmed 19 days ago
B
Retailer 10
-
€3,685 EUR
$4,133 USD
View
B
Retailer 11
-
€4,081 EUR
SGD 6,185 SGD
View
B
Retailer 12
-
€4,148 EUR
£3,663 GBP
View
B
Retailer 13
-
€4,886 EUR
$5,480 USD
View
Most Expensive
B
Brilliant Earth
21044238A · Nov 2
€5,109 EUR
$5,730 USD
View
13 more retailers have this diamond
Prices start from €1,809 EURSave up to €3,300 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
6.59ct Radiant
€1,809 EUR