Round|Lab Grown|IGI

5.22ct D FL Round Lab Grown Diamond

EX • D/FL

Diamond specifications and retailer prices

From £4,397 GBP
$5,891 USD
As of October 29, 2026
Save £14,524 GBP (77%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £25,390 GBP at Helzberg Diamonds · As of September 27, 2026
View at Helzberg Diamonds

About this 5.22ct lab-grown round diamond

This 5.22ct lab-grown round sits in the over five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI. Listed at 8 retailers as of October 29, 2026, with a 330% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

5.22
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions11.06 × 11.11 × 6.89 mm
L/W Ratio1.00
Top View
11.06 mm11.11 mm5.22 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 56.0%CrownGirdle: MediumPavilionCulet: NoneDepth 62.3%

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 29
Current: £25,390 GBP|Low: £4,397 GBP|High: £25,390 GBP|Avg: £9,389 GBP
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 27, 2026
Retailer 4£4,397 GBP
Retailer 3£4,607 GBP
Retailer 6£4,732 GBP
Retailer 7£5,100 GBP
Retailer 8£5,100 GBP
Retailer 5£6,683 GBP
Retailer 2£18,921 GBP
Helzberg Diamonds£25,390 GBP

10 data points across 8 retailers

8 retailers£4,397 GBP to £18,921 GBP

A
Cheapest Retailer
-
£4,397 GBP
$5,891 USD
A
Retailer 2
-
£4,607 GBP
$6,173 USD
View
A
Retailer 3
-
£4,732 GBP
$6,341 USD
View
Retailer 4
-
£5,100 GBP
$6,833 USD
View
Price last confirmed 15 days ago
A
Retailer 5
-
£5,100 GBP
$6,833 USD
View
A
Retailer 6
-
£6,683 GBP
$8,954 USD
View
B
Retailer 7
-
£18,921 GBP
$25,352 USD
View
Most Expensive
Helzberg Diamonds
ZXZNPKMPNGIL · Sep 27
£25,390 GBP
$34,020 USD
View
Price last confirmed 35 days ago
7 more retailers have this diamond
Prices start from £4,397 GBPSave up to £14,524 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
5.22ct Round
£4,397 GBP