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Radiant|Lab Grown|IGI

15.05ct F VS1 Radiant Lab Grown Diamond

EX • F/VS1 • IGI LG779643416

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

Certificate IGI LG779643416

Diamond specifications and retailer prices

From $4,704 CAD
HK$26,300 HKD
As of November 1, 2026
Save $16,424 CAD (78%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $21,129 CAD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 15.05ct lab-grown radiant diamond

This 15.05ct lab-grown radiant sits in the over five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG779643416 or 779643416. Listed at 9 retailers as of November 1, 2026, with prices from $4,704 to $21,129, a $16,424 spread on the same certified stone. Brilliant Earth lists it at $21,129. 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

15.05
Carat
F
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.1°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG779643416
Dimensions17.97 × 11.93 × 7.88 mm
L/W Ratio1.51
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.97 mm11.93 mm15.05 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG779643416
Side View
Table 68.0%Crown 47.1°Girdle: Slightly ThickPavilion 38.9°Culet: NoneDepth 66.1%

Caratlytics Score

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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 1
Current: $21,129 CAD|Low: $4,704 CAD|High: $41,167 CAD|Avg: $11,655 CAD|-48.7%
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
November 2, 2026
Retailer 8$4,704 CAD
Retailer 11$4,765 CAD
Retailer 13$5,472 CAD
Retailer 2$6,133 CAD
Retailer 10$6,668 CAD
Retailer 4$6,903 CAD
Retailer 5$7,132 CAD
Retailer 14$7,305 CAD
Retailer 12$9,118 CAD
Retailer 6$15,726 CAD
Retailer 3$16,822 CAD
Retailer 9$19,861 CAD
Retailer 7$19,990 CAD
Brilliant Earth$21,129 CAD

15 data points across 14 retailers

9 retailers$4,704 CAD to $21,129 CAD

A
Cheapest Retailer
-
$4,704 CAD
HK$26,300 HKD
Retailer 2
-
$4,765 CAD
$3,410 USD
View
Price last confirmed 38 days ago
A
Retailer 3
-
$6,133 CAD
€4,180 EUR
View
Retailer 4
-
$7,305 CAD
ZAR 84,446 ZAR
View
Price last confirmed 41 days ago
Retailer 5
-
$9,118 CAD
$6,525 USD
View
Price last confirmed 39 days ago
Retailer 6
-
$15,726 CAD
A$17,314 AUD
View
Price last confirmed 121 days ago
B
Retailer 7
-
$19,861 CAD
$14,213 USD
View
B
Retailer 8
-
$19,990 CAD
$14,305 USD
View
Most Expensive
B
Brilliant Earth
18005485A · Nov 2
$21,129 CAD
$15,120 USD
View
8 more retailers have this diamond
Prices start from $4,704 CADSave up to $16,424 CAD

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
15.05ct Radiant
$4,704 CAD