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Radiant|Lab Grown|IGI

6.26ct E VS1 Radiant Lab Grown Diamond

EX • E/VS1 • IGI LG840667366

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

Certificate IGI LG840667366

Diamond specifications and retailer prices

From $1,727 AUD
$1,213 USD
As of October 29, 2026
Save $3,268 AUD (65%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $8,285 AUD at Rare Carat · As of October 19, 2026
View at Rare Carat

About this 6.26ct lab-grown radiant diamond

This 6.26ct 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 LG840667366 or 840667366. Listed at 4 retailers as of October 29, 2026, with a 189% 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

6.26
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46°
Pavilion angle37.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840667366
Dimensions13.10 × 9.02 × 6.10 mm
L/W Ratio1.45
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.10 mm9.02 mm6.26 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840667366
Side View
Table 67.0%Crown 46°Girdle: Slightly ThickPavilion 37.5°CuletDepth 67.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $8,285 AUD|Low: $1,727 AUD|High: $8,285 AUD|Avg: $4,407 AUD
Rare Carat
Retailer 2
Retailer 3
Retailer 4
October 28, 2026
Retailer 2$1,727 AUD
Retailer 4$2,320 AUD
Retailer 3$4,994 AUD
Rare Carat$8,285 AUD

6 data points across 4 retailers

4 retailers$1,727 AUD to $4,994 AUD

A
Cheapest Retailer
-
$1,727 AUD
$1,213 USD
Final sale: no returns
B+
Retailer 2
-
$2,320 AUD
$1,630 USD
View
B+
Retailer 3
-
$4,994 AUD
$3,508 USD
View
Most Expensive
Rare Carat
840667366 · Oct 19
$8,285 AUD
$5,820 USD
View
Price last confirmed 12 days ago
3 more retailers have this diamond
Prices start from $1,727 AUDSave up to $3,268 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
6.26ct Radiant
$1,727 AUD