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Radiant|Lab Grown|IGI

5.09ct F VVS1 Radiant Lab Grown Diamond

ID • F/VVS1 • IGI LG816604820

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

Certificate IGI LG816604820

Diamond specifications and retailer prices

From $2,932 AUD
£1,618 GBP
As of November 3, 2026
Save $9,482 AUD (76%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $12,414 AUD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 5.09ct lab-grown radiant diamond

This 5.09ct lab-grown radiant sits in the over five carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG816604820 or 816604820. Listed at 13 retailers as of November 2, 2026, with prices from $2,932 to $12,414, a $9,482 spread on the same certified stone. Brilliant Earth lists it at $12,414. 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

5.09
Carat
F
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle48.2°
Pavilion angle34.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816604820
Dimensions12.04 × 8.61 × 5.66 mm
L/W Ratio1.40
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.04 mm8.61 mm5.09 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816604820
Side View
Table 69.0%Crown 48.2°Girdle: MediumPavilion 34.1°Culet: NoneDepth 65.7%

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 3
Current: $12,414 AUD|Low: $2,326 AUD|High: $16,966 AUD|Avg: $5,789 AUD|-26.8%
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
Retailer 15
November 3, 2026
Retailer 2$2,932 AUD
Retailer 12$3,189 AUD
Retailer 14$3,298 AUD
Retailer 11$3,653 AUD
Retailer 13$3,878 AUD
Retailer 8$4,217 AUD
Retailer 9$4,228 AUD
Retailer 3$5,023 AUD
Retailer 4$5,041 AUD
Retailer 15$5,970 AUD
Retailer 10$6,721 AUD
Retailer 5$7,910 AUD
Retailer 6$8,485 AUD
Retailer 7$8,880 AUD
Brilliant Earth$12,414 AUD

31 data points across 15 retailers

13 retailers$2,932 AUD to $12,414 AUD

A
Cheapest Retailer
-
$2,932 AUD
£1,618 GBP
B+
Retailer 2
-
$3,189 AUD
$2,235 USD
View
B+
Retailer 3
-
$3,298 AUD
$2,311 USD
View
B+
Retailer 4
-
$3,878 AUD
$2,718 USD
View
B+
Retailer 5
-
$4,217 AUD
View
B+
Retailer 6
-
$4,228 AUD
ZAR 47,867 ZAR
View
B
Retailer 7
-
$5,023 AUD
£2,772 GBP
View
B
Retailer 8
-
$5,041 AUD
$3,533 USD
View
B
Retailer 9
-
$5,970 AUD
$4,184 USD
View
B+
Retailer 10
-
$6,721 AUD
£3,709 GBP
View
B
Retailer 11
-
$7,910 AUD
$5,544 USD
View
Retailer 12
-
$8,485 AUD
$5,946 USD
View
Price last confirmed 74 days ago
Most Expensive
B
Brilliant Earth
21566973A · Nov 2
$12,414 AUD
$8,700 USD
View
12 more retailers have this diamond
Prices start from $2,932 AUDSave up to $9,482 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
5.09ct Radiant
$2,932 AUD