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Radiant|Lab Grown|IGI

6.27ct E VS1 Radiant Lab Grown Diamond

EX • E/VS1 • IGI LG839664031

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

Certificate IGI LG839664031

Diamond specifications and retailer prices

From $1,948 NZD
$1,098 USD
As of October 29, 2026
Save $1,020 NZD (34%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $25,603 NZD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 6.27ct lab-grown radiant diamond

This 6.27ct 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 LG839664031 or 839664031. Listed at 3 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

6.27
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.1°
Pavilion angle34.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839664031
Dimensions13.15 × 9.11 × 5.96 mm
L/W Ratio1.44
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.15 mm9.11 mm6.27 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839664031
Side View
Table 67.0%Crown 47.1°Girdle: Slightly ThickPavilion 34.3°Culet: NoneDepth 65.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: $25,603 NZD|Low: $1,948 NZD|High: $25,621 NZD|Avg: $11,436 NZD|-0.1%
Brilliant Earth
Retailer 2
Retailer 3
October 30, 2026
Retailer 3$1,948 NZD
Retailer 2$2,969 NZD
Brilliant Earth$25,603 NZD

25 data points across 3 retailers

3 retailers$1,948 NZD to $2,969 NZD

A
Cheapest Retailer
-
$1,948 NZD
$1,098 USD
Final sale: no returns
A
Retailer 2
-
$2,969 NZD
£1,317 GBP
View
Most Expensive
Brilliant Earth
21602005A · Oct 28
$25,603 NZD
$14,430 USD
View
Price under review
2 more retailers have this diamond
Prices start from $1,948 NZDSave up to $1,020 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
6.27ct Radiant
$1,948 NZD