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Radiant|Lab Grown|IGI

3.09ct E VS2 Radiant Lab Grown Diamond

EX • E/VS2 • IGI LG758501433

Certificate IGI LG758501433

Diamond specifications and retailer prices

From £359 GBP
$478 USD
As of October 27, 2026
Save £3,659 GBP (91%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £4,017 GBP at Brilliant Earth · As of October 26, 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 E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG758501433 or 758501433. Listed at 8 retailers as of October 26, 2026, with prices from £359 to £4,017, a £3,659 spread on the same certified stone. Brilliant Earth lists it at £4,017. 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
E
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.6°
Pavilion angle35.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG758501433
Dimensions7.20 × 7.20 × 4.82 mm
L/W Ratio1.00
Culet sizeNone
Top View
7.20 mm7.20 mm3.09 ctE / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG758501433
Side View
Table 63.0%Crown 46.6°Girdle: MediumPavilion 35.3°Culet: NoneDepth 66.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: £4,017 GBP|Low: £526 GBP|High: £172,436 GBP|Avg: £13,385 GBP|+24.4%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
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Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 16
October 29, 2026
Retailer 2£526 GBP
Retailer 13£553 GBP
Retailer 11£554 GBP
Retailer 8£623 GBP
Retailer 10£705 GBP
Retailer 14£718 GBP
Retailer 16£722 GBP
Retailer 12£725 GBP
Retailer 3£985 GBP
Retailer 15£1,404 GBP
Retailer 4£1,578 GBP
Retailer 9£2,989 GBP
Retailer 5£3,349 GBP
Retailer 6£3,349 GBP
Brilliant Earth£4,017 GBP
Retailer 7£172,436 GBP

6 data points across 16 retailers

8 retailers£359 GBP to £4,017 GBP

A
Cheapest Retailer
-
£359 GBP
$478 USD
A
Retailer 2
-
£526 GBP
$700 USD
View
B+
Retailer 3
-
£553 GBP
$737 USD
View
A
Retailer 4
-
£554 GBP
View
A
Retailer 5
-
£705 GBP
$939 USD
View
A
Retailer 6
-
£725 GBP
$965 USD
View
B
Retailer 7
-
£2,989 GBP
$3,980 USD
View
Most Expensive
B
Brilliant Earth
19587779Y · Oct 26
£4,017 GBP
$5,350 USD
View
7 more retailers have this diamond
Prices start from £359 GBPSave up to £3,659 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
£359 GBP