Oval|Lab Grown|IGI

4.01ct E IF Oval Lab Grown Diamond

ID • E/IF • IGI LG734540363

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG734540363

Diamond specifications and retailer prices

From £2,293 GBP

$3,054 USD

As of October 29, 2026

Save £8,483 GBP (79%) vs most expensive(unlock to see where)

24 retailers carry this diamond

Most expensive: £10,776 GBP at Brilliant Earth · As of October 29, 2026

View at Brilliant Earth

About this 4.01ct lab-grown oval diamond

This 4.01ct lab-grown oval sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG734540363 or 734540363. Listed at 24 retailers as of October 29, 2026, with prices from £2,293 to £10,776, a £8,483 spread on the same certified stone. Brilliant Earth lists it at £10,776. 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

4.01

Carat

Colour

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle39.1°

Pavilion angle36°

OriginLab Grown

Grading LabIGI

CertificateIGI LG734540363

Dimensions12.94 × 8.68 × 5.29 mm

L/W Ratio1.49

Girdle conditionFaceted

Culet sizePointed

Cert comments

This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG734540363

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 29

Current: £10,776 GBP|Low: £612 GBP|High: £346,329 GBP|Avg: £15,743 GBP|-3.0%

Brilliant Earth

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October 30, 2026

Retailer 15£612 GBP

Retailer 3£2,293 GBP

Retailer 23£2,495 GBP

Retailer 9£2,660 GBP

Retailer 12£2,666 GBP

Retailer 25£2,778 GBP

Retailer 19£2,815 GBP

Retailer 6£3,324 GBP

Retailer 24£3,408 GBP

Retailer 2£3,525 GBP

Retailer 11£3,801 GBP

Retailer 21£4,225 GBP

Retailer 5£4,254 GBP

Retailer 16£4,255 GBP

Retailer 4£4,513 GBP

Retailer 18£4,589 GBP

Retailer 13£5,660 GBP

Retailer 22£5,708 GBP

Retailer 8£6,622 GBP

Retailer 20£6,778 GBP

Retailer 7£7,376 GBP

Retailer 14£8,628 GBP

Retailer 10£9,265 GBP

Brilliant Earth£10,776 GBP

Retailer 17£12,784 GBP

33 data points across 25 retailers

24 retailers£2,293 GBP to £10,776 GBP

Cheapest Retailer

£2,293 GBP

$3,054 USD

Retailer 2

£2,495 GBP

$3,322 USD

View

Retailer 3

£2,660 GBP

$3,542 USD

View

Retailer 4

£2,666 GBP

$3,550 USD

View

Retailer 5

£2,778 GBP

$3,700 USD

View

Retailer 6

£2,815 GBP

$3,749 USD

View

Final sale: no returns

Retailer 7

£3,324 GBP

$4,426 USD

View

Retailer 8

£3,408 GBP

$4,539 USD

View

Retailer 9

£3,525 GBP

View

Retailer 10

£3,801 GBP

$5,062 USD

View

Retailer 11

£4,225 GBP

€5,359 EUR

View

Retailer 12

£4,254 GBP

$5,665 USD

View

Retailer 13

£4,513 GBP

$6,010 USD

View

Price last confirmed 8 days ago

B+

Retailer 14

£4,589 GBP

View

Retailer 15

£4,675 GBP

$6,225 USD

View

Price last confirmed 15 days ago

B+

Retailer 16

£5,660 GBP

ZAR 121,773 ZAR

View

Retailer 17

£5,708 GBP

A$11,695 AUD

View

Price last confirmed 7 days ago

B+

Retailer 18

£6,370 GBP

$8,483 USD

View

B+

Retailer 19

£6,622 GBP

$8,819 USD

View

B+

Retailer 20

£6,778 GBP

View

Retailer 21

£7,376 GBP

$9,822 USD

View

Retailer 22

£8,628 GBP

A$17,677 AUD

View

Price last confirmed 21 days ago

Retailer 23

£9,265 GBP

$12,338 USD

View

Most Expensive

Brilliant Earth

16604487A · Oct 29

£10,776 GBP

$14,350 USD

View

23 more retailers have this diamond

Prices start from £2,293 GBPSave up to £8,483 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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