Radiant|Lab Grown|IGI

6.20ct E VS1 Radiant Lab Grown Diamond

EX • E/VS1 • IGI LG840666034

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

Certificate IGI LG840666034

Diamond specifications and retailer prices

From $1,711 AUD
$1,202 USD
As of October 29, 2026
Save $3,240 AUD (65%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $4,951 AUD at Frank Darling · As of October 30, 2026
View at Frank Darling

About this 6.2ct lab-grown radiant diamond

This 6.2ct 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 LG840666034 or 840666034. Listed at 3 retailers as of October 29, 2026, with prices from $1,711 to $4,951, a $3,240 spread on the same certified stone. Frank Darling lists it at $4,951. 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

6.20
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.3°
Pavilion angle38°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840666034
Dimensions12.99 × 9.05 × 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
12.99 mm9.05 mm6.20 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840666034
Side View
Table 65.0%Crown 43.3°Girdle: MediumPavilion 38°Culet: NoneDepth 67.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: $4,951 AUD|Low: $1,711 AUD|High: $5,110 AUD|Avg: $3,110 AUD|-3.1%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
October 27, 2026
Retailer 2$1,711 AUD
Retailer 3$2,298 AUD
Retailer 4$2,665 AUD
Frank Darling$4,951 AUD

6 data points across 4 retailers

3 retailers$1,711 AUD to $4,951 AUD

A
Cheapest Retailer
-
$1,711 AUD
$1,202 USD
Final sale: no returns
B+
Retailer 2
-
$2,298 AUD
$1,614 USD
View
Most Expensive
B+
Frank Darling
100759728216KD · Oct 30
$4,951 AUD
$3,478 USD
View
2 more retailers have this diamond
Prices start from $1,711 AUDSave up to $3,240 AUD

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
6.20ct Radiant
$1,711 AUD