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Radiant|Lab Grown|IGI

8.21ct F VS2 Radiant Lab Grown Diamond

ID • F/VS2 • IGI LG844631659

Certificate IGI LG844631659

Diamond specifications and retailer prices

From $2,700 AUD
$1,892 USD
As of November 1, 2026
Save $6,766 AUD (71%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $9,466 AUD at The Diamond Guys · As of November 3, 2026
View at The Diamond Guys

About this 8.21ct lab-grown radiant diamond

This 8.21ct lab-grown radiant sits in the over five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG844631659 or 844631659. Listed at 6 retailers as of November 1, 2026, with prices from $2,700 to $9,466, a $6,766 spread on the same certified stone. The Diamond Guys lists it at $9,466. 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

8.21
Carat
F
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG844631659
Dimensions14.33 × 9.96 × 6.68 mm
L/W Ratio1.44
Top View
14.33 mm9.96 mm8.21 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844631659
Side View
Table 67.0%CrownGirdle: MediumPavilionCulet: NoneDepth 67.1%

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: Nov 1
Current: $2,741 AUD|Low: $2,700 AUD|High: $9,466 AUD|Avg: $4,896 AUD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
The Diamond Guys
November 3, 2026
Retailer 4$2,700 AUD
Retailer 1$2,741 AUD
Retailer 5$3,221 AUD
Retailer 3$5,366 AUD
Retailer 2$5,690 AUD
The Diamond Guys$9,466 AUD

4 data points across 6 retailers

6 retailers$2,700 AUD to $9,466 AUD

B+
Cheapest Retailer
-
$2,700 AUD
$1,892 USD
A
Retailer 2
-
$2,741 AUD
$1,921 USD
View
A
Retailer 3
-
$3,221 AUD
€2,150 EUR
View
B+
Retailer 4
-
$5,366 AUD
CA$5,223 CAD
View
B+
Retailer 5
-
$5,690 AUD
$3,988 USD
View
Most Expensive
B
The Diamond Guys
1998511674 · Nov 3
$9,466 AUD
$6,634 USD
View
5 more retailers have this diamond
Prices start from $2,700 AUDSave up to $6,766 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
8.21ct Radiant
$2,700 AUD