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Round|Lab Grown|IGI

5.26ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG804659298

Shape and cutting style on the report: Round brilliant

Certificate IGI LG804659298

Diamond specifications and retailer prices

From £6,018 GBP
$8,063 USD
As of November 1, 2026
Save £30,546 GBP (84%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £36,563 GBP at With Clarity · As of October 31, 2026
View at With Clarity

About this 5.26ct lab-grown round diamond

This 5.26ct 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 LG804659298 or 804659298. Listed at 12 retailers as of October 31, 2026, with prices from £6,018 to £36,563, a £30,546 spread on the same certified stone. With Clarity lists it at £36,563. 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

5.26
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804659298
Dimensions11.16 × 11.10 × 6.87 mm
L/W Ratio1.01
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
11.16 mm11.10 mm5.26 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804659298
Side View
Table 56.0%Crown 34.2°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 61.7%

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: Nov 1
Current: £8,308 GBP|Low: £5,921 GBP|High: £36,599 GBP|Avg: £14,974 GBP|+0.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
With Clarity
November 1, 2026
Retailer 7£6,018 GBP
Retailer 10£7,070 GBP
Retailer 8£7,356 GBP
Retailer 11£8,258 GBP
Retailer 1£8,308 GBP
Retailer 4£11,294 GBP
Retailer 3£11,753 GBP
Retailer 6£12,632 GBP
Retailer 5£16,733 GBP
Retailer 2£18,569 GBP
Retailer 9£22,197 GBP
With Clarity£36,599 GBP

41 data points across 12 retailers

12 retailers£6,018 GBP to £36,563 GBP

A
Cheapest Retailer
-
£6,018 GBP
$8,063 USD
A
Retailer 2
-
£7,070 GBP
$9,473 USD
View
Retailer 3
-
£7,283 GBP
$9,758 USD
View
Price last confirmed 97 days ago
A
Retailer 4
-
£7,356 GBP
HK$77,000 HKD
View
A
Retailer 5
-
£8,258 GBP
$11,065 USD
View
A
Retailer 6
-
£8,308 GBP
View
A
Retailer 7
-
£11,294 GBP
€14,412 EUR
View
B+
Retailer 8
-
£12,632 GBP
View
B+
Retailer 9
-
£16,733 GBP
$22,420 USD
View
B+
Retailer 10
-
£18,569 GBP
$24,880 USD
View
B
Retailer 11
-
£22,197 GBP
$29,741 USD
View
Most Expensive
B
With Clarity
804659298 · Oct 31
£36,563 GBP
$48,991 USD
View
11 more retailers have this diamond
Prices start from £6,018 GBPSave up to £30,546 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
5.26ct Round
£6,018 GBP