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Radiant|Lab Grown|IGI

15.09ct F VVS2 Radiant Lab Grown Diamond

EX • F/VVS2 • IGI LG816623615

Shape and cutting style on the report: Cut cornered rectangular mixed cut

Certificate IGI LG816623615

Diamond specifications and retailer prices

From $4,665 AUD
$3,269 USD
As of November 2, 2026
Save $28,054 AUD (86%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $32,719 AUD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 15.09ct lab-grown radiant diamond

This 15.09ct lab-grown radiant sits in the over five carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG816623615 or 816623615. Listed at 19 retailers as of October 31, 2026, with prices from $4,665 to $32,719, a $28,054 spread on the same certified stone. Brilliant Earth lists it at $32,719. 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

15.09
Carat
F
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle29.5°
Pavilion angle46.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816623615
Dimensions16.67 × 11.78 × 7.69 mm
L/W Ratio1.42
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.67 mm11.78 mm15.09 ctF / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816623615
Side View
Table 72.0%Crown 29.5°Girdle: Slightly ThickPavilion 46.2°Culet: LargeDepth 65.3%

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: Nov 2
Current: $32,719 AUD|Low: $4,085 AUD|High: $44,220 AUD|Avg: $12,133 AUD|+39.6%
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
Retailer 16
Retailer 17
Retailer 18
November 2, 2026
Retailer 8$4,665 AUD
Retailer 3$5,074 AUD
Retailer 12$5,224 AUD
Retailer 7$5,411 AUD
Retailer 14$5,415 AUD
Retailer 9$6,370 AUD
Retailer 6$6,761 AUD
Retailer 15$7,030 AUD
Retailer 11$7,143 AUD
Retailer 16$8,374 AUD
Retailer 4$8,399 AUD
Retailer 2$8,930 AUD
Retailer 13$10,069 AUD
Retailer 17$15,010 AUD
Retailer 10$17,854 AUD
Retailer 18$18,944 AUD
Retailer 5$22,191 AUD
Brilliant Earth$32,719 AUD

29 data points across 18 retailers

19 retailers$4,665 AUD to $32,719 AUD

A
Cheapest Retailer
-
$4,665 AUD
$3,269 USD
A
Retailer 2
-
$5,074 AUD
$3,556 USD
View
A
Retailer 3
-
$5,224 AUD
$3,661 USD
View
Final sale: no returns
A
Retailer 4
-
$5,411 AUD
$3,792 USD
View
A
Retailer 5
-
$5,415 AUD
$3,795 USD
View
Retailer 6
-
$6,370 AUD
$4,464 USD
View
Price last confirmed 20 days ago
B+
Retailer 7
-
$6,761 AUD
$4,738 USD
View
B+
Retailer 8
-
$7,030 AUD
$4,927 USD
View
B+
Retailer 9
-
$7,143 AUD
£3,942 GBP
View
B+
Retailer 10
-
$8,374 AUD
ZAR 94,808 ZAR
View
B+
Retailer 11
-
$8,399 AUD
$5,886 USD
View
B
Retailer 12
-
$8,930 AUD
€5,960 EUR
View
Retailer 13
-
$10,054 AUD
$7,046 USD
View
Price last confirmed 63 days ago
B+
Retailer 14
-
$10,069 AUD
View
B
Retailer 15
-
$15,010 AUD
$10,519 USD
View
Retailer 16
-
$17,854 AUD
View
Price last confirmed 24 days ago
B
Retailer 17
-
$18,944 AUD
$13,276 USD
View
B
Retailer 18
-
$22,191 AUD
$15,552 USD
View
Most Expensive
C
Brilliant Earth
21386023A · Oct 31
$32,719 AUD
$22,930 USD
View
18 more retailers have this diamond
Prices start from $4,665 AUDSave up to $28,054 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
15.09ct Radiant
$4,665 AUD