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Radiant|Lab Grown|IGI

3.03ct E FL Radiant Lab Grown Diamond

EX • E/FL • IGI LG804659887

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

Certificate IGI LG804659887

Diamond specifications and retailer prices

From £2,009 GBP
HK$20,900 HKD
As of October 30, 2026
Save £4,472 GBP (69%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £6,481 GBP at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 3.03ct lab-grown radiant diamond

This 3.03ct lab-grown radiant sits in the three to five carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG804659887 or 804659887. Listed at 13 retailers as of October 30, 2026, with prices from £2,009 to £6,481, a £4,472 spread on the same certified stone. Brilliant Earth lists it at £6,481. 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

3.03
Carat
E
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.6°
Pavilion angle33.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804659887
Dimensions10.56 × 7.19 × 4.66 mm
L/W Ratio1.47
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
10.56 mm7.19 mm3.03 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804659887
Side View
Table 61.0%Crown 42.6°Girdle: MediumPavilion 33.4°Culet: NoneDepth 64.8%

Caratlytics Score

How it works →
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: £6,481 GBP|Low: £2,009 GBP|High: £8,350 GBP|Avg: £4,428 GBP|-21.5%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 12£2,009 GBP
Retailer 2£2,262 GBP
Retailer 11£2,435 GBP
Retailer 10£2,484 GBP
Retailer 5£2,733 GBP
Retailer 6£3,819 GBP
Retailer 9£4,305 GBP
Retailer 13£4,432 GBP
Retailer 8£4,716 GBP
Retailer 7£4,723 GBP
Retailer 4£5,761 GBP
Retailer 3£6,357 GBP
Brilliant Earth£6,481 GBP

41 data points across 13 retailers

13 retailers£2,009 GBP to £6,481 GBP

A
Cheapest Retailer
-
£2,009 GBP
HK$20,900 HKD
A
Retailer 2
-
£2,262 GBP
View
A
Retailer 3
-
£2,435 GBP
$3,242 USD
View
A
Retailer 4
-
£2,484 GBP
$3,308 USD
View
B+
Retailer 5
-
£2,733 GBP
€3,466 EUR
View
Price last confirmed 7 days ago
B+
Retailer 6
-
£3,819 GBP
ZAR 82,169 ZAR
View
B+
Retailer 7
-
£4,305 GBP
$5,733 USD
View
B+
Retailer 8
-
£4,432 GBP
$5,902 USD
View
B+
Retailer 9
-
£4,716 GBP
$6,280 USD
View
B+
Retailer 10
-
£4,723 GBP
View
B
Retailer 11
-
£5,761 GBP
$7,672 USD
View
B
Retailer 12
-
£6,357 GBP
$8,466 USD
View
Most Expensive
B
Brilliant Earth
20788679A · Oct 30
£6,481 GBP
$8,630 USD
View
12 more retailers have this diamond
Prices start from £2,009 GBPSave up to £4,472 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
3.03ct Radiant
£2,009 GBP