Oval|Lab Grown|IGI

5.58ct D FL Oval Lab Grown Diamond

EX • D/FL • IGI LG831604063

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG831604063

Diamond specifications and retailer prices

From £8,062 GBP

$10,802 USD

As of October 31, 2026

Save £21,365 GBP (73%) vs most expensive(unlock to see where)

18 retailers carry this diamond

Most expensive: £29,427 GBP at Michael Trio · As of October 31, 2026

View at Michael Trio

About this 5.58ct lab-grown oval diamond

This 5.58ct 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 LG831604063 or 831604063. Listed at 18 retailers as of October 31, 2026, with prices from £8,062 to £29,427, a £21,365 spread on the same certified stone. Michael Trio lists it at £29,427. 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

5.58

Carat

Colour

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle35.6°

Pavilion angle40.6°

OriginLab Grown

Grading LabIGI

CertificateIGI LG831604063

Dimensions14.25 × 10.02 × 6.23 mm

L/W Ratio1.42

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

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG831604063

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 31

Current: £29,427 GBP|Low: £8,062 GBP|High: £43,027 GBP|Avg: £16,581 GBP|-12.9%

Michael Trio

Retailer 2

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Retailer 18

November 1, 2026

Retailer 4£8,062 GBP

Retailer 15£8,146 GBP

Retailer 17£8,161 GBP

Retailer 11£8,471 GBP

Retailer 12£8,595 GBP

Retailer 6£8,645 GBP

Retailer 13£9,910 GBP

Retailer 9£11,966 GBP

Retailer 2£13,416 GBP

Retailer 18£14,460 GBP

Retailer 16£15,777 GBP

Retailer 14£16,041 GBP

Retailer 3£18,987 GBP

Retailer 10£19,472 GBP

Retailer 5£23,264 GBP

Retailer 8£26,046 GBP

Michael Trio£29,427 GBP

Retailer 7£43,027 GBP

16 data points across 18 retailers

18 retailers£8,062 GBP to £29,427 GBP

Cheapest Retailer

£8,062 GBP

$10,802 USD

Final sale: no returns

Retailer 2

£8,146 GBP

$10,915 USD

View

Retailer 3

£8,161 GBP

$10,935 USD

View

Retailer 4

£8,471 GBP

$11,350 USD

View

Retailer 5

£8,595 GBP

View

Retailer 6

£8,645 GBP

HK$90,500 HKD

View

Retailer 7

£9,910 GBP

View

Retailer 8

£11,966 GBP

View

B+

Retailer 9

£13,416 GBP

View

B+

Retailer 10

£14,460 GBP

$19,375 USD

View

B+

Retailer 11

£15,777 GBP

$21,139 USD

View

B+

Retailer 12

£16,041 GBP

€20,470 EUR

View

B+

Retailer 13

£18,987 GBP

$25,440 USD

View

B+

Retailer 14

£19,472 GBP

ZAR 421,501 ZAR

View

B+

Retailer 15

£23,264 GBP

$31,171 USD

View

Retailer 16

£26,046 GBP

$34,898 USD

View

Most Expensive

Michael Trio

1750772271 · Oct 31

£29,427 GBP

SGD 53,282 SGD

View

16 more retailers have this diamond

Prices start from £8,062 GBPSave up to £21,365 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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5.58ct Oval

£8,062 GBP