Oval|Lab Grown|IGI

5.31ct D FL Oval Lab Grown Diamond

ID • D/FL • IGI LG780662952

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG780662952

Diamond specifications and retailer prices

From £6,968 GBP

$9,337 USD

As of November 1, 2026

Save £25,427 GBP (78%) vs most expensive(unlock to see where)

14 retailers carry this diamond

Most expensive: £32,395 GBP at With Clarity · As of October 31, 2026

View at With Clarity

About this 5.31ct lab-grown oval diamond

This 5.31ct 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 LG780662952 or 780662952. Listed at 14 retailers as of October 31, 2026, with prices from £6,968 to £32,395, a £25,427 spread on the same certified stone. With Clarity lists it at £32,395. 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

5.31

Carat

Colour

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle37.1°

Pavilion angle40.6°

OriginLab Grown

Grading LabIGI

CertificateIGI LG780662952

Dimensions13.84 × 9.81 × 6.23 mm

L/W Ratio1.41

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 LG780662952

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: £14,201 GBP|Low: £6,968 GBP|High: £36,052 GBP|Avg: £16,715 GBP|-24.9%

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

With Clarity

November 1, 2026

Retailer 13£6,968 GBP

Retailer 12£8,346 GBP

Retailer 2£8,605 GBP

Retailer 3£8,674 GBP

Retailer 10£8,706 GBP

Retailer 6£9,616 GBP

Retailer 8£12,158 GBP

Retailer 7£13,342 GBP

Retailer 1£14,201 GBP

Retailer 4£14,552 GBP

Retailer 9£16,164 GBP

Retailer 11£21,936 GBP

Retailer 5£24,993 GBP

With Clarity£32,395 GBP

37 data points across 14 retailers

14 retailers£6,968 GBP to £32,395 GBP

Cheapest Retailer

£6,968 GBP

$9,337 USD

Retailer 2

£8,346 GBP

$11,183 USD

View

Retailer 3

£8,605 GBP

$11,530 USD

View

Retailer 4

£8,674 GBP

HK$90,800 HKD

View

Retailer 5

£8,706 GBP

$11,665 USD

View

Retailer 6

£9,616 GBP

View

Retailer 7

£12,158 GBP

$16,290 USD

View

B+

Retailer 8

£13,342 GBP

€17,025 EUR

View

B+

Retailer 9

£14,201 GBP

View

B+

Retailer 10

£14,552 GBP

$19,498 USD

View

B+

Retailer 11

£16,164 GBP

ZAR 349,884 ZAR

View

B+

Retailer 12

£21,936 GBP

$29,392 USD

View

Retailer 13

£24,993 GBP

$33,488 USD

View

Most Expensive

With Clarity

780662952 · Oct 31

£32,395 GBP

$43,406 USD

View

13 more retailers have this diamond

Prices start from £6,968 GBPSave up to £25,427 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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5.31ct Oval

£6,968 GBP