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Radiant|Lab Grown|IGI

6.59ct F VS2 Radiant Lab Grown Diamond

EX • F/VS2 • IGI LG845601826

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

Certificate IGI LG845601826

Diamond specifications and retailer prices

From $1,633 NZD
$919 USD
As of November 1, 2026
Save $8,515 NZD (84%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $10,148 NZD 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 LG845601826 or 845601826. Listed at 3 retailers as of November 1, 2026, with prices from $1,633 to $10,148, a $8,515 spread on the same certified stone. Brilliant Earth lists it at $10,148. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.5°
Pavilion angle34.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG845601826
Dimensions13.25 × 9.18 × 6.12 mm
L/W Ratio1.44
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.25 mm9.18 mm6.59 ctF / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG845601826
Side View
Table 65.0%Crown 45.5°Girdle: Slightly ThickPavilion 34.6°Culet: NoneDepth 66.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $10,148 NZD|Low: $1,633 NZD|High: $19,142 NZD|Avg: $7,577 NZD|-47.0%
Brilliant Earth
Retailer 2
Retailer 3
November 3, 2026
Retailer 3$1,633 NZD
Retailer 2$2,659 NZD
Brilliant Earth$10,148 NZD

19 data points across 3 retailers

3 retailers$1,633 NZD to $10,148 NZD

A
Cheapest Retailer
-
$1,633 NZD
$919 USD
Final sale: no returns
A
Retailer 2
-
$2,659 NZD
£1,178 GBP
View
Most Expensive
B
Brilliant Earth
22002611A · Nov 2
$10,148 NZD
$5,710 USD
View
2 more retailers have this diamond
Prices start from $1,633 NZDSave up to $8,515 NZD

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
$1,633 NZD