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Radiant|Lab Grown|IGI

3.09ct D VS2 Radiant Lab Grown Diamond

ID • D/VS2 • IGI LG803616231

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

Certificate IGI LG803616231

Diamond specifications and retailer prices

From $649 AUD
$456 USD
As of October 27, 2026
Save $7,493 AUD (92%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $8,142 AUD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.09ct lab-grown radiant diamond

This 3.09ct lab-grown radiant sits in the three to five carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG803616231 or 803616231. Listed at 13 retailers as of October 27, 2026, with prices from $649 to $8,142, a $7,493 spread on the same certified stone. Brilliant Earth lists it at $8,142. 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

3.09
Carat
D
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.8°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG803616231
Dimensions10.01 × 7.29 × 4.87 mm
L/W Ratio1.37
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.01 mm7.29 mm3.09 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG803616231
Side View
Table 64.0%Crown 45.8°Girdle: Slightly ThickPavilion 35°Culet: NoneDepth 66.8%

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 27
Current: $8,142 AUD|Low: $623 AUD|High: $8,213 AUD|Avg: $2,354 AUD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
October 29, 2026
Retailer 12$649 AUD
Retailer 13$1,038 AUD
Retailer 7$1,068 AUD
Retailer 10$1,068 AUD
Retailer 4$1,278 AUD
Retailer 8$1,291 AUD
Retailer 5$1,419 AUD
Retailer 14$1,449 AUD
Retailer 9$2,165 AUD
Retailer 6$2,393 AUD
Retailer 11$3,135 AUD
Retailer 2$3,731 AUD
Retailer 3$5,765 AUD
Brilliant Earth$8,142 AUD

29 data points across 14 retailers

13 retailers$649 AUD to $8,142 AUD

A
Cheapest Retailer
-
$649 AUD
$456 USD
A
Retailer 2
-
$727 AUD
$511 USD
View
A
Retailer 3
-
$1,038 AUD
$729 USD
View
B+
Retailer 4
-
$1,068 AUD
$750 USD
View
A
Retailer 5
-
$1,068 AUD
$750 USD
View
A
Retailer 6
-
$1,291 AUD
€864 EUR
View
A
Retailer 7
-
$1,449 AUD
$1,018 USD
View
B+
Retailer 8
-
$2,165 AUD
$1,521 USD
View
B+
Retailer 9
-
$2,339 AUD
$1,643 USD
View
Retailer 10
-
$3,135 AUD
View
Price last confirmed 21 days ago
B+
Retailer 11
-
$3,731 AUD
£2,064 GBP
View
B
Retailer 12
-
$5,765 AUD
$4,050 USD
View
Most Expensive
B
Brilliant Earth
21677743A · Oct 29
$8,142 AUD
$5,720 USD
View
12 more retailers have this diamond
Prices start from $649 AUDSave up to $7,493 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
3.09ct Radiant
$649 AUD