Oval|Lab Grown|IGI

1.58ct E FL Oval Lab Grown Diamond

EX • E/FL • IGI LG768630314

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG768630314

Diamond specifications and retailer prices

From £404 GBP

HK$4,200 HKD

As of October 30, 2026

Save £2,037 GBP (83%) vs most expensive(unlock to see where)

12 retailers carry this diamond

Most expensive: £2,441 GBP at Brilliant Earth · As of October 28, 2026

View at Brilliant Earth

About this 1.58ct lab-grown oval diamond

This 1.58ct lab-grown oval sits in the one-and-a-half to two carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG768630314 or 768630314. Listed at 12 retailers as of October 28, 2026, with prices from £404 to £2,441, a £2,037 spread on the same certified stone. Brilliant Earth lists it at £2,441. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.58

Carat

Colour

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle35.2°

Pavilion angle40.5°

OriginLab Grown

Grading LabIGI

CertificateIGI LG768630314

Dimensions9.51 × 6.58 × 4.07 mm

L/W Ratio1.45

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

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG768630314

Side View

Caratlytics Score

How it works →

Excellent

Excellent quality and great value

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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30

Current: £2,441 GBP|Low: £404 GBP|High: £3,544 GBP|Avg: £1,283 GBP|-31.1%

Brilliant Earth

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

October 23, 2026

Retailer 2£404 GBP

Retailer 5£422 GBP

Retailer 12£469 GBP

Retailer 10£487 GBP

Retailer 9£509 GBP

Retailer 7£523 GBP

Retailer 3£647 GBP

Retailer 14£679 GBP

Retailer 6£800 GBP

Retailer 13£1,042 GBP

Retailer 4£1,083 GBP

Retailer 11£1,205 GBP

Brilliant Earth£2,441 GBP

Retailer 8£2,854 GBP

38 data points across 14 retailers

12 retailers£404 GBP to £2,441 GBP

Cheapest Retailer

£404 GBP

HK$4,200 HKD

Retailer 2

£422 GBP

$562 USD

View

Price last confirmed 9 days ago

Retailer 3

£469 GBP

$624 USD

View

Price last confirmed 8 days ago

Retailer 4

£509 GBP

ZAR 10,959 ZAR

View

Price last confirmed 11 days ago

Retailer 5

£523 GBP

View

Price last confirmed 7 days ago

Retailer 6

£647 GBP

$861 USD

View

Retailer 7

£679 GBP

$904 USD

View

Price last confirmed 8 days ago

B+

Retailer 8

£800 GBP

A$1,638 AUD

View

Retailer 9

£1,042 GBP

$1,388 USD

View

Price last confirmed 7 days ago

Retailer 10

£1,083 GBP

$1,443 USD

View

Price last confirmed 8 days ago

Retailer 11

£1,205 GBP

View

Price last confirmed 9 days ago

Most Expensive

Brilliant Earth

20869987Y · Oct 28

£2,441 GBP

$3,250 USD

View

11 more retailers have this diamond

Prices start from £404 GBPSave up to £2,037 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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