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Radiant|Lab Grown|IGI

6.33ct E VS1 Radiant Lab Grown Diamond

EX • E/VS1 • IGI LG840652351

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

Certificate IGI LG840652351

Diamond specifications and retailer prices

From $1,985 NZD
$1,119 USD
As of October 29, 2026
Save $1,035 NZD (34%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $13,698 NZD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 6.33ct lab-grown radiant diamond

This 6.33ct 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 LG840652351 or 840652351. Listed at 4 retailers as of October 29, 2026, with a 52% 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

6.33
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.3°
Pavilion angle35.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840652351
Dimensions12.44 × 9.20 × 6.28 mm
L/W Ratio1.35
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.44 mm9.20 mm6.33 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840652351
Side View
Table 63.0%Crown 43.3°Girdle: Slightly ThickPavilion 35.1°Culet: NoneDepth 68.3%

Caratlytics Score

How it works →
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: Oct 29
Current: $13,698 NZD|Low: $1,985 NZD|High: $25,869 NZD|Avg: $11,149 NZD|-47.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
October 30, 2026
Retailer 3$1,985 NZD
Retailer 2$3,021 NZD
Retailer 4$10,575 NZD
Brilliant Earth$13,698 NZD

26 data points across 4 retailers

4 retailers$1,985 NZD to $3,021 NZD

A
Cheapest Retailer
-
$1,985 NZD
$1,119 USD
Final sale: no returns
A
Retailer 2
-
$3,021 NZD
£1,340 GBP
View
Retailer 3
-
$10,575 NZD
$5,960 USD
View
Price last confirmed 16 days ago
Most Expensive
Brilliant Earth
21612758A · Oct 30
$13,698 NZD
$7,720 USD
View
Price under review
3 more retailers have this diamond
Prices start from $1,985 NZDSave up to $1,035 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
6.33ct Radiant
$1,985 NZD