Radiant|Lab Grown|GIA

5.05ct E FL Radiant Lab Grown Diamond

ID • E/FL • GIA 6522443351

Certificate GIA 6522443351

Diamond specifications and retailer prices

From £12,389 GBP
$16,498 USD
As of October 27, 2026
Save £2,477 GBP (17%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £14,866 GBP at NZ Jewellers · As of October 28, 2026
View at NZ Jewellers

About this 5.05ct lab-grown radiant diamond

This 5.05ct lab-grown radiant sits in the over five carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6522443351. Listed at 5 retailers as of October 27, 2026, with prices from £12,389 to £14,866, a £2,477 spread on the same certified stone. NZ Jewellers lists it at £14,866. 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

5.05
Carat
E
Colour
FL
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGIA
CertificateGIA 6522443351
Dimensions12.75 × 8.69 × 5.69 mm
L/W Ratio1.47
Top View
12.75 mm8.69 mm5.05 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6522443351
Side View
Table 62.0%CrownGirdle: STK-STKPavilionCulet: NoneDepth 65.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 27
Current: £14,866 GBP|Low: £14,172 GBP|High: £17,842 GBP|Avg: £15,747 GBP
NZ Jewellers
Retailer 2
Retailer 3
October 3, 2026
Retailer 2£14,371 GBP
NZ Jewellers£14,866 GBP
Retailer 3£17,842 GBP

3 data points across 3 retailers

5 retailers£12,389 GBP to £14,866 GBP

A
Cheapest Retailer
-
£12,389 GBP
$16,498 USD
A
Retailer 2
-
£12,686 GBP
$16,894 USD
View
B+
Retailer 3
-
£14,371 GBP
$19,137 USD
View
B+
Retailer 4
-
£14,371 GBP
$19,137 USD
View
Price last confirmed 13 days ago
Most Expensive
B+
NZ Jewellers
808be97e-a6a0-44af-9c40-326357a02d95 · Oct 28
£14,866 GBP
$19,797 USD
View
4 more retailers have this diamond
Prices start from £12,389 GBPSave up to £2,477 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
5.05ct Radiant
£12,389 GBP