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Radiant|Lab Grown|IGI

15.11ct F VVS2 Radiant Lab Grown Diamond

ID • F/VVS2 • IGI LG805678862

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

Certificate IGI LG805678862

Diamond specifications and retailer prices

From $6,397 USD
As of November 1, 2026
Save $6,909 USD (52%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $13,306 USD at Novita Diamonds · As of November 1, 2026
View at Novita Diamonds

About this 15.11ct lab-grown radiant diamond

This 15.11ct 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 LG805678862 or 805678862. Listed at 4 retailers as of November 1, 2026, with prices from $6,397 to $13,306, a $6,909 spread on the same certified stone. Novita Diamonds lists it at $13,306. 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

15.11
Carat
F
Color
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle22.3°
Pavilion angle35.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG805678862
Dimensions17.80 × 12.31 × 8.12 mm
L/W Ratio1.45
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.80 mm12.31 mm15.11 ctF / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG805678862
Side View
Table 63.0%Crown 22.3°Girdle: Slightly ThickPavilion 35.4°Culet: NoneDepth 66.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $13,306 USD|Low: $4,147 USD|High: $14,626 USD|Avg: $10,290 USD|-2.5%
Novita Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 1, 2026
Retailer 6$4,147 USD
Retailer 4$6,397 USD
Retailer 2$12,417 USD
Retailer 5$12,460 USD
Retailer 3$12,565 USD
Novita Diamonds$13,306 USD

7 data points across 6 retailers

4 retailers$6,397 USD to $13,306 USD

B+
Cheapest Retailer
-
$6,397 USD
B
Retailer 2
-
$12,417 USD
View
B
Retailer 3
-
$12,565 USD
View
Most Expensive
B
Novita Diamonds
cert_805678862 · Nov 1
$13,306 USD
A$20,471 AUD
View
3 more retailers have this diamond
Prices start from $6,397 USDSave up to $6,909 USD

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.

B+
15.11ct Radiant
$6,397 USD