Oval|Lab Grown|IGI

5.08ct E FL Oval Lab Grown Diamond

ID • E/FL • IGI LG780662940

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG780662940

Diamond specifications and retailer prices

From £6,988 GBP

$9,363 USD

As of October 26, 2026

Save £29,145 GBP (81%) vs most expensive(unlock to see where)

12 retailers carry this diamond

Most expensive: £36,133 GBP at With Clarity · As of October 31, 2026

View at With Clarity

About this 5.08ct lab-grown oval diamond

This 5.08ct lab-grown oval sits in the over five carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG780662940 or 780662940. Listed at 12 retailers as of October 26, 2026, with prices from £6,988 to £36,133, a £29,145 spread on the same certified stone. With Clarity lists it at £36,133. 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

5.08

Carat

Colour

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle36.3°

Pavilion angle40.3°

OriginLab Grown

Grading LabIGI

CertificateIGI LG780662940

Dimensions13.60 × 9.71 × 6.10 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

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG780662940

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: Oct 26

Current: £11,161 GBP|Low: £6,988 GBP|High: £39,418 GBP|Avg: £15,102 GBP|-37.1%

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

With Clarity

October 31, 2026

Retailer 10£6,988 GBP

Retailer 12£7,270 GBP

Retailer 6£7,437 GBP

Retailer 11£7,677 GBP

Retailer 8£8,587 GBP

Retailer 4£9,338 GBP

Retailer 1£11,161 GBP

Retailer 7£11,591 GBP

Retailer 14£13,023 GBP

Retailer 13£16,021 GBP

Retailer 9£18,350 GBP

Retailer 5£18,385 GBP

Retailer 3£19,755 GBP

Retailer 2£21,944 GBP

With Clarity£36,133 GBP

31 data points across 15 retailers

12 retailers£6,988 GBP to £36,133 GBP

Cheapest Retailer

£6,988 GBP

$9,363 USD

Retailer 2

£7,270 GBP

HK$76,100 HKD

View

Retailer 3

£7,677 GBP

$10,286 USD

View

Retailer 4

£8,587 GBP

$11,505 USD

View

B+

Retailer 5

£11,161 GBP

€14,242 EUR

View

Retailer 6

£11,591 GBP

$15,530 USD

View

Retailer 7

£16,021 GBP

View

Price last confirmed 23 days ago

B+

Retailer 8

£18,350 GBP

$24,587 USD

View

Retailer 9

£19,755 GBP

$26,470 USD

View

Price last confirmed 26 days ago

Retailer 10

£21,944 GBP

ZAR 474,995 ZAR

View

Price last confirmed 25 days ago

Retailer 11

£31,094 GBP

$41,663 USD

View

Price last confirmed 27 days ago

Most Expensive

With Clarity

780662940 · Oct 31

£36,133 GBP

$48,414 USD

View

11 more retailers have this diamond

Prices start from £6,988 GBPSave up to £29,145 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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