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Oval|Lab Grown|IGI

5.26ct D FL Oval Lab Grown Diamond

ID • D/FL • IGI LG768630423

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG768630423

Diamond specifications and retailer prices

From £6,186 GBP
$8,289 USD
As of October 31, 2026
Save £18,612 GBP (75%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £24,798 GBP at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 5.26ct lab-grown oval diamond

This 5.26ct lab-grown oval 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 LG768630423 or 768630423. Listed at 13 retailers as of October 31, 2026, with prices from £6,186 to £24,798, a £18,612 spread on the same certified stone. Taylor and Hart lists it at £24,798. 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 angle36.9°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768630423
Dimensions13.68 × 9.74 × 6.18 mm
L/W Ratio1.40
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
13.68 mm9.74 mm5.26 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768630423
Side View
Table 61.0%Crown 36.9°Girdle: STK-THKPavilion 40.7°Culet: NoneDepth 63.4%

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 31
Current: £14,070 GBP|Low: £6,186 GBP|High: £32,266 GBP|Avg: £15,087 GBP|-21.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Taylor and Hart
November 1, 2026
Retailer 2£6,186 GBP
Retailer 12£6,331 GBP
Retailer 9£8,262 GBP
Retailer 11£8,264 GBP
Retailer 3£8,636 GBP
Retailer 5£9,526 GBP
Retailer 7£12,046 GBP
Retailer 4£13,062 GBP
Retailer 6£13,216 GBP
Retailer 1£14,070 GBP
Retailer 8£16,015 GBP
Retailer 10£21,730 GBP
Taylor and Hart£24,798 GBP

37 data points across 13 retailers

13 retailers£6,186 GBP to £24,798 GBP

A
Cheapest Retailer
-
£6,186 GBP
$8,289 USD
A
Retailer 2
-
£6,331 GBP
$8,483 USD
View
A
Retailer 3
-
£8,262 GBP
$11,070 USD
View
A
Retailer 4
-
£8,264 GBP
$11,073 USD
View
A
Retailer 5
-
£8,636 GBP
HK$90,400 HKD
View
A
Retailer 6
-
£9,526 GBP
View
A
Retailer 7
-
£12,046 GBP
$16,140 USD
View
B+
Retailer 8
-
£13,062 GBP
$17,501 USD
View
B+
Retailer 9
-
£13,216 GBP
€16,865 EUR
View
B+
Retailer 10
-
£14,070 GBP
View
B+
Retailer 11
-
£16,015 GBP
ZAR 346,664 ZAR
View
B
Retailer 12
-
£21,730 GBP
$29,115 USD
View
Most Expensive
B
Taylor and Hart
QFB730E · Oct 31
£24,798 GBP
$33,227 USD
View
12 more retailers have this diamond
Prices start from £6,186 GBPSave up to £18,612 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 Oval
£6,186 GBP