Oval|Lab Grown|IGI

3.42ct E FL Oval Lab Grown Diamond

ID • E/FL • IGI LG816602144

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG816602144

Diamond specifications and retailer prices

From £1,839 GBP

$2,464 USD

As of October 29, 2026

Save £8,207 GBP (82%) vs most expensive(unlock to see where)

20 retailers carry this diamond

Most expensive: £10,046 GBP at Brilliant Earth · As of October 29, 2026

View at Brilliant Earth

About this 3.42ct lab-grown oval diamond

This 3.42ct lab-grown oval sits in the three to five carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG816602144 or 816602144. Listed at 20 retailers as of October 29, 2026, with prices from £1,839 to £10,046, a £8,207 spread on the same certified stone. Brilliant Earth lists it at £10,046. 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

3.42

Carat

Colour

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle33.1°

Pavilion angle41°

OriginLab Grown

Grading LabIGI

CertificateIGI LG816602144

Dimensions11.92 × 8.67 × 5.25 mm

L/W Ratio1.37

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

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG816602144

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: £10,046 GBP|Low: £1,839 GBP|High: £10,046 GBP|Avg: £4,018 GBP

Brilliant Earth

Retailer 2

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October 31, 2026

Retailer 14£1,839 GBP

Retailer 7£2,001 GBP

Retailer 4£2,059 GBP

Retailer 19£2,134 GBP

Retailer 18£2,206 GBP

Retailer 16£2,273 GBP

Retailer 11£2,373 GBP

Retailer 13£2,880 GBP

Retailer 5£2,932 GBP

Retailer 3£3,091 GBP

Retailer 12£3,199 GBP

Retailer 2£3,415 GBP

Retailer 10£3,766 GBP

Retailer 6£4,049 GBP

Retailer 15£4,954 GBP

Retailer 8£5,696 GBP

Retailer 17£5,743 GBP

Retailer 9£7,446 GBP

Brilliant Earth£10,046 GBP

29 data points across 19 retailers

20 retailers£1,839 GBP to £10,046 GBP

Cheapest Retailer

£1,839 GBP

$2,464 USD

Retailer 2

£2,001 GBP

$2,681 USD

View

Retailer 3

£2,059 GBP

$2,759 USD

View

Final sale: no returns

Retailer 4

£2,134 GBP

$2,859 USD

View

Retailer 5

£2,206 GBP

$2,956 USD

View

Retailer 6

£2,273 GBP

$3,045 USD

View

Retailer 7

£2,373 GBP

$3,180 USD

View

Price last confirmed 21 days ago

B+

Retailer 8

£2,880 GBP

View

B+

Retailer 9

£2,932 GBP

$3,929 USD

View

B+

Retailer 10

£3,091 GBP

$4,142 USD

View

B+

Retailer 11

£3,199 GBP

$4,286 USD

View

B+

Retailer 12

£3,415 GBP

€4,358 EUR

View

B+

Retailer 13

£3,766 GBP

$5,046 USD

View

B+

Retailer 14

£4,049 GBP

View

B+

Retailer 15

£4,954 GBP

ZAR 107,238 ZAR

View

B+

Retailer 16

£5,472 GBP

$7,332 USD

View

B+

Retailer 17

£5,696 GBP

$7,632 USD

View

B+

Retailer 18

£5,743 GBP

View

Retailer 19

£7,446 GBP

$9,976 USD

View

Most Expensive

Brilliant Earth

20650601A · Oct 29

£10,046 GBP

$13,460 USD

View

19 more retailers have this diamond

Prices start from £1,839 GBPSave up to £8,207 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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