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Radiant|Lab Grown|IGI

6.42ct E VS1 Radiant Lab Grown Diamond

EX • E/VS1 • IGI LG838641259

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

Certificate IGI LG838641259

Diamond specifications and retailer prices

From $2,014 NZD
$1,135 USD
As of October 29, 2026
Save $11,879 NZD (86%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $13,893 NZD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 6.42ct lab-grown radiant diamond

This 6.42ct lab-grown radiant sits in the over five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG838641259 or 838641259. Listed at 4 retailers as of October 29, 2026, with prices from $2,014 to $13,893, a $11,879 spread on the same certified stone. Brilliant Earth lists it at $13,893. 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

6.42
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.1°
Pavilion angle37.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG838641259
Dimensions13.35 × 9.26 × 6.14 mm
L/W Ratio1.44
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.35 mm9.26 mm6.42 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG838641259
Side View
Table 67.0%Crown 47.1°Girdle: MediumPavilion 37.7°Culet: NoneDepth 66.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: $13,893 NZD|Low: $2,014 NZD|High: $26,242 NZD|Avg: $11,165 NZD|-47.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
October 30, 2026
Retailer 3$2,014 NZD
Retailer 2$3,082 NZD
Retailer 4$10,672 NZD
Brilliant Earth$13,893 NZD

30 data points across 4 retailers

4 retailers$2,014 NZD to $13,893 NZD

A
Cheapest Retailer
-
$2,014 NZD
$1,135 USD
Final sale: no returns
A
Retailer 2
-
$3,082 NZD
£1,368 GBP
View
Retailer 3
-
$10,672 NZD
$6,015 USD
View
Price last confirmed 12 days ago
Most Expensive
Brilliant Earth
21552799A · Oct 30
$13,893 NZD
$7,830 USD
View
3 more retailers have this diamond
Prices start from $2,014 NZDSave up to $11,879 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
6.42ct Radiant
$2,014 NZD