Oval|Lab Grown|IGI

5.28ct D FL Oval Lab Grown Diamond

ID • D/FL • IGI LG804661205

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG804661205

Diamond specifications and retailer prices

From £6,931 GBP

$9,287 USD

As of November 1, 2026

Save £17,945 GBP (72%) vs most expensive(unlock to see where)

14 retailers carry this diamond

Most expensive: £24,876 GBP at Taylor and Hart · As of October 31, 2026

View at Taylor and Hart

About this 5.28ct lab-grown oval diamond

This 5.28ct 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 LG804661205 or 804661205. Listed at 14 retailers as of October 31, 2026, with prices from £6,931 to £24,876, a £17,945 spread on the same certified stone. Taylor and Hart lists it at £24,876. 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

5.28

Carat

Colour

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle36.4°

Pavilion angle40.1°

OriginLab Grown

Grading LabIGI

CertificateIGI LG804661205

Dimensions14.19 × 9.72 × 6.09 mm

L/W Ratio1.46

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

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG804661205

Side View

Caratlytics Score

How it works →

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: £14,122 GBP|Low: £6,931 GBP|High: £47,798 GBP|Avg: £17,275 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

Retailer 13

Taylor and Hart

November 1, 2026

Retailer 13£6,931 GBP

Retailer 12£8,299 GBP

Retailer 2£8,522 GBP

Retailer 10£8,568 GBP

Retailer 3£8,626 GBP

Retailer 6£9,562 GBP

Retailer 8£12,456 GBP

Retailer 7£13,266 GBP

Retailer 1£14,122 GBP

Retailer 4£14,471 GBP

Retailer 9£16,075 GBP

Retailer 11£21,812 GBP

Taylor and Hart£24,876 GBP

Retailer 5£42,950 GBP

36 data points across 14 retailers

14 retailers£6,931 GBP to £24,876 GBP

Cheapest Retailer

£6,931 GBP

$9,287 USD

Retailer 2

£8,299 GBP

$11,120 USD

View

Retailer 3

£8,522 GBP

$11,418 USD

View

Retailer 4

£8,568 GBP

$11,480 USD

View

Retailer 5

£8,626 GBP

HK$90,300 HKD

View

Retailer 6

£9,562 GBP

View

Retailer 7

£12,456 GBP

$16,690 USD

View

B+

Retailer 8

£13,266 GBP

€16,929 EUR

View

B+

Retailer 9

£14,122 GBP

View

B+

Retailer 10

£14,471 GBP

$19,390 USD

View

B+

Retailer 11

£16,075 GBP

ZAR 347,952 ZAR

View

B+

Retailer 12

£21,812 GBP

$29,226 USD

View

Most Expensive

Taylor and Hart

NZEN6HQ · Oct 31

£24,876 GBP

$33,331 USD

View

12 more retailers have this diamond

Prices start from £6,931 GBPSave up to £17,945 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.

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