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Radiant|Lab Grown|IGI

12.05ct F VVS2 Radiant Lab Grown Diamond

ID • F/VVS2 • IGI LG853644230

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

Certificate IGI LG853644230

Diamond specifications and retailer prices

From £1,209 GBP
As of November 2, 2026
Save £1,154 GBP (49%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £2,363 GBP at Loose Grown Diamond · As of November 1, 2026
View at Loose Grown Diamond

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 LG853644230 or 853644230. Listed at 2 retailers as of November 1, 2026, with prices from £1,209 to £2,363, a £1,154 spread on the same certified stone. Loose Grown Diamond lists it at £2,363. 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
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.9°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG853644230
Dimensions15.87 × 11.32 × 7.71 mm
L/W Ratio1.40
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.87 mm11.32 mm12.05 ctF / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG853644230
Side View
Table 73.0%Crown 43.9°Girdle: MediumPavilion 38.1°CuletDepth 68.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 2
Current: £2,363 GBP|Low: £1,209 GBP|High: £2,363 GBP|Avg: £1,978 GBP
Loose Grown Diamond
Retailer 2
November 2, 2026
Retailer 2£1,209 GBP
Loose Grown Diamond£2,363 GBP

2 data points across 2 retailers

2 retailers£1,209 GBP to £2,363 GBP

A
Cheapest Retailer
-
£1,209 GBP
Most Expensive
B+
Loose Grown Diamond
853644230 · Nov 1
£2,363 GBP
$3,171 USD
View
1 more retailer has this diamond
Prices start from £1,209 GBPSave up to £1,154 GBP

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
£1,209 GBP