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Radiant|Lab Grown|IGI

6.47ct F VS2 Radiant Lab Grown Diamond

ID • F/VS2 • IGI LG591346819

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

Certificate IGI LG591346819

Diamond specifications and retailer prices

From $4,141 NZD
$2,330 USD
As of November 1, 2026
Save $4,079 NZD (50%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $19,266 NZD at Brilliant Earth · As of October 1, 2026
View at Brilliant Earth

About this 6.47ct lab-grown radiant diamond

This 6.47ct 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 LG591346819 or 591346819. Listed at 4 retailers as of November 1, 2026, with a 98% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

6.47
Carat
F
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.9°
Pavilion angle35.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG591346819
Dimensions12.97 × 9.24 mm
L/W Ratio1.40
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
12.97 mm9.24 mm6.47 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG591346819
Side View
Table 65.0%Crown 45.9°Girdle: MediumPavilion 35.2°Culet: NoneDepth 67.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $19,266 NZD|Low: $4,141 NZD|High: $19,266 NZD|Avg: $9,519 NZD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
November 3, 2026
Retailer 4$4,141 NZD
Retailer 3$5,174 NZD
Retailer 2$8,220 NZD
Brilliant Earth$19,266 NZD

4 data points across 4 retailers

4 retailers$4,141 NZD to $8,220 NZD

B+
Cheapest Retailer
-
$4,141 NZD
$2,330 USD
B+
Retailer 2
-
$5,174 NZD
$2,911 USD
View
B
Retailer 3
-
$8,220 NZD
$4,625 USD
View
Most Expensive
Brilliant Earth
14233187Y · Oct 1
$19,266 NZD
$10,840 USD
View
Price last confirmed 32 days ago
3 more retailers have this diamond
Prices start from $4,141 NZDSave up to $4,079 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.

B+
6.47ct Radiant
$4,141 NZD