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Round|Lab Grown|IGI

5.26ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG768629808

Shape and cutting style on the report: Round brilliant

Certificate IGI LG768629808

Diamond specifications and retailer prices

From £5,483 GBP
$7,346 USD
As of November 1, 2026
Save £16,714 GBP (75%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £22,197 GBP at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

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 LG768629808 or 768629808. Listed at 14 retailers as of October 31, 2026, with prices from £5,483 to £22,197, a £16,714 spread on the same certified stone. Taylor and Hart lists it at £22,197. 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 angle33.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768629808
Dimensions11.15 × 11.23 × 6.87 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
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
11.15 mm11.23 mm5.26 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768629808
Side View
Table 55.0%Crown 33.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.4%

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: Nov 1
Current: £8,308 GBP|Low: £5,483 GBP|High: £25,883 GBP|Avg: £11,973 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
Retailer 12
Retailer 13
Retailer 14
Taylor and Hart
November 1, 2026
Retailer 14£5,483 GBP
Retailer 4£6,102 GBP
Retailer 12£6,706 GBP
Retailer 3£7,070 GBP
Retailer 2£7,394 GBP
Retailer 1£8,308 GBP
Retailer 13£11,217 GBP
Retailer 7£11,294 GBP
Retailer 6£11,753 GBP
Retailer 10£12,632 GBP
Retailer 9£13,752 GBP
Retailer 8£16,263 GBP
Retailer 5£18,569 GBP
Retailer 11£20,410 GBP
Taylor and Hart£22,197 GBP

42 data points across 15 retailers

14 retailers£5,483 GBP to £22,197 GBP

A
Cheapest Retailer
-
£5,483 GBP
$7,346 USD
A
Retailer 2
-
£6,102 GBP
$8,176 USD
View
Retailer 3
-
£6,706 GBP
$8,985 USD
View
Price last confirmed 13 days ago
A
Retailer 4
-
£7,070 GBP
$9,473 USD
View
A
Retailer 5
-
£7,394 GBP
HK$77,400 HKD
View
A
Retailer 6
-
£8,308 GBP
View
A
Retailer 7
-
£11,217 GBP
$15,029 USD
View
A
Retailer 8
-
£11,294 GBP
€14,412 EUR
View
B+
Retailer 9
-
£12,632 GBP
View
B+
Retailer 10
-
£13,752 GBP
ZAR 297,673 ZAR
View
B+
Retailer 11
-
£16,263 GBP
$21,790 USD
View
B+
Retailer 12
-
£18,569 GBP
$24,880 USD
View
B
Retailer 13
-
£20,410 GBP
$27,347 USD
View
Most Expensive
B
Taylor and Hart
ISLLISP · Oct 31
£22,197 GBP
$29,741 USD
View
13 more retailers have this diamond
Prices start from £5,483 GBPSave up to £16,714 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
£5,483 GBP