Radiant|Lab Grown|IGI

3.09ct F VVS1 Radiant Lab Grown Diamond

ID • F/VVS1 • IGI LG800656049

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

Certificate IGI LG800656049

Diamond specifications and retailer prices

From £589 GBP
As of November 3, 2026
Save £4,515 GBP (88%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £5,104 GBP at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 3.09ct lab-grown radiant diamond

This 3.09ct lab-grown radiant sits in the three to five carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG800656049 or 800656049. Listed at 15 retailers as of November 3, 2026, with prices from £589 to £5,104, a £4,515 spread on the same certified stone. Brilliant Earth lists it at £5,104. 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

3.09
Carat
F
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.7°
Pavilion angle35.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800656049
Dimensions9.87 × 7.26 × 4.95 mm
L/W Ratio1.36
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.87 mm7.26 mm3.09 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800656049
Side View
Table 65.0%Crown 45.7°Girdle: Slightly ThickPavilion 35.6°Culet: NoneDepth 68.2%

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 3
Current: £5,104 GBP|Low: £589 GBP|High: £5,104 GBP|Avg: £1,780 GBP|+55.2%
Brilliant Earth
Retailer 2
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Retailer 11
Retailer 12
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Retailer 18
November 2, 2026
Retailer 14£589 GBP
Retailer 9£663 GBP
Retailer 5£709 GBP
Retailer 18£719 GBP
Retailer 7£796 GBP
Retailer 2£870 GBP
Retailer 4£1,050 GBP
Retailer 12£1,267 GBP
Retailer 17£1,348 GBP
Retailer 16£1,349 GBP
Retailer 8£1,780 GBP
Retailer 10£1,938 GBP
Retailer 11£2,018 GBP
Retailer 13£2,376 GBP
Retailer 6£2,522 GBP
Retailer 15£3,478 GBP
Retailer 3£3,889 GBP
Brilliant Earth£5,104 GBP

18 data points across 18 retailers

15 retailers£589 GBP to £5,104 GBP

A
Cheapest Retailer
-
£589 GBP
A
Retailer 2
-
£709 GBP
View
A
Retailer 3
-
£719 GBP
View
A
Retailer 4
-
£870 GBP
View
A
Retailer 5
-
£1,050 GBP
View
B+
Retailer 6
-
£1,267 GBP
View
B+
Retailer 7
-
£1,348 GBP
View
B+
Retailer 8
-
£1,349 GBP
View
B+
Retailer 9
-
£1,578 GBP
View
B
Retailer 10
-
£2,018 GBP
View
B
Retailer 11
-
£2,376 GBP
View
Retailer 12
-
£2,522 GBP
View
Price last confirmed 29 days ago
B
Retailer 13
-
£3,478 GBP
View
B
Retailer 14
-
£3,889 GBP
View
Most Expensive
B
Brilliant Earth
22276855A · Nov 4
£5,104 GBP
$6,890 USD
View
14 more retailers have this diamond
Prices start from £589 GBPSave up to £4,515 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
3.09ct Radiant
£589 GBP