Radiant|Lab Grown|IGI

12.05ct F VVS2 Radiant Lab Grown Diamond

ID • F/VVS2 • IGI LG811609524

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

Certificate IGI LG811609524

Diamond specifications and retailer prices

From $3,646 USD
£2,871 GBP
As of October 30, 2026
Save $6,345 USD (64%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $13,190 USD at Brilliant Earth · As of October 17, 2026
View at Brilliant Earth

About this 12.05ct lab-grown radiant diamond

This 12.05ct 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 LG811609524 or 811609524. Listed at 6 retailers as of October 30, 2026, with a 174% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

12.05
Carat
F
Color
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.5°
Pavilion angle36.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811609524
Dimensions15.90 × 11.31 × 7.59 mm
L/W Ratio1.41
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.90 mm11.31 mm12.05 ctF / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811609524
Side View
Table 72.0%Crown 47.5°Girdle: MediumPavilion 36.7°Culet: NoneDepth 67.1%

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: Oct 30
Current: $13,190 USD|Low: $2,422 USD|High: $13,590 USD|Avg: $5,599 USD|-2.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 7$2,422 USD
Retailer 8$2,926 USD
Retailer 6$3,231 USD
Retailer 9$3,430 USD
Retailer 2$3,646 USD
Retailer 4$7,072 USD
Retailer 5$9,032 USD
Retailer 3$9,991 USD
Brilliant Earth$13,190 USD

10 data points across 9 retailers

6 retailers$3,646 USD to $9,991 USD

Retailer 1
-
$2,926 USD
Price last confirmed 16 days ago
A
Retailer 2
-
$3,646 USD
£2,871 GBP
View
B
Retailer 3
-
$7,072 USD
View
B
Retailer 4
-
$9,032 USD
View
B
Retailer 5
-
$9,991 USD
View
Most Expensive
Brilliant Earth
20415309A · Oct 17
$13,190 USD
View
Price last confirmed 15 days ago
5 more retailers have this diamond
Prices start from $3,646 USDSave up to $6,345 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.

A
12.05ct Radiant
$3,646 USD