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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 $2,593 SGD
£1,597 GBP
As of November 2, 2026
Save $4,732 SGD (65%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $7,325 SGD at Brilliant Earth · As of October 31, 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 October 31, 2026, with prices from $2,593 to $7,325, a $4,732 spread on the same certified stone. Brilliant Earth lists it at $7,325. 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

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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 2
Current: $7,325 SGD|Low: $2,065 SGD|High: $14,241 SGD|Avg: $4,941 SGD|-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$2,593 SGD
Retailer 6$2,819 SGD
Retailer 9$2,917 SGD
Retailer 5$3,227 SGD
Retailer 10$3,527 SGD
Retailer 3$3,689 SGD
Retailer 12$4,442 SGD
Retailer 8$5,284 SGD
Retailer 11$5,851 SGD
Retailer 7$5,947 SGD
Retailer 4$7,005 SGD
Brilliant Earth$7,325 SGD

42 data points across 12 retailers

14 retailers$2,593 SGD to $7,325 SGD

Retailer 1
-
$1,586 SGD
$1,241 USD
Price last confirmed 25 days ago
Retailer 2
-
$1,841 SGD
$1,440 USD
View
Price last confirmed 30 days ago
A
Retailer 3
-
$2,593 SGD
£1,597 GBP
View
B+
Retailer 4
-
$2,819 SGD
$2,205 USD
View
B+
Retailer 5
-
$2,917 SGD
$2,282 USD
View
B+
Retailer 6
-
$3,227 SGD
€2,404 EUR
View
Retailer 7
-
$3,527 SGD
$2,759 USD
View
Price last confirmed 7 days ago
B+
Retailer 8
-
$3,689 SGD
$2,886 USD
View
Retailer 9
-
$4,442 SGD
£2,736 GBP
View
Price last confirmed 18 days ago
B
Retailer 10
-
$5,284 SGD
$4,133 USD
View
B
Retailer 11
-
$5,851 SGD
View
B
Retailer 12
-
$5,947 SGD
£3,663 GBP
View
B
Retailer 13
-
$7,005 SGD
$5,480 USD
View
Most Expensive
B
Brilliant Earth
21044238A · Oct 31
$7,325 SGD
$5,730 USD
View
13 more retailers have this diamond
Prices start from $2,593 SGDSave up to $4,732 SGD

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
$2,593 SGD