Oval|Lab Grown|IGI

3.08ct E IF Oval Lab Grown Diamond

ID • E/IF • IGI LG685537669

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG685537669

Diamond specifications and retailer prices

From £733 GBP

$976 USD

As of October 27, 2026

Save £5,177 GBP (88%) vs most expensive(unlock to see where)

26 retailers carry this diamond

Most expensive: £5,910 GBP at Brilliant Earth · As of October 28, 2026

View at Brilliant Earth

About this 3.08ct lab-grown oval diamond

This 3.08ct 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 LG685537669 or 685537669. Listed at 26 retailers as of October 27, 2026, with prices from £733 to £5,910, a £5,177 spread on the same certified stone. Brilliant Earth lists it at £5,910. 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

3.08

Carat

Colour

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle32.9°

Pavilion angle40°

OriginLab Grown

Grading LabIGI

CertificateIGI LG685537669

Dimensions12.24 × 8.13 × 4.90 mm

L/W Ratio1.51

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 LG685537669

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 27

Current: £5,910 GBP|Low: £733 GBP|High: £8,343 GBP|Avg: £2,209 GBP|-29.2%

Brilliant Earth

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October 29, 2026

Retailer 9£733 GBP

Retailer 6£797 GBP

Retailer 7£821 GBP

Retailer 21£851 GBP

Retailer 4£916 GBP

Retailer 22£941 GBP

Retailer 20£1,052 GBP

Retailer 11£1,217 GBP

Retailer 2£1,312 GBP

Retailer 24£1,594 GBP

Retailer 17£1,615 GBP

Retailer 12£1,839 GBP

Retailer 14£1,913 GBP

Retailer 13£1,975 GBP

Retailer 15£2,065 GBP

Retailer 3£2,272 GBP

Retailer 5£2,346 GBP

Retailer 23£2,637 GBP

Retailer 25£2,757 GBP

Retailer 19£2,900 GBP

Retailer 10£2,963 GBP

Retailer 8£3,066 GBP

Retailer 16£4,367 GBP

Retailer 18£4,660 GBP

Brilliant Earth£5,910 GBP

22 data points across 25 retailers

26 retailers£733 GBP to £5,910 GBP

Cheapest Retailer

£733 GBP

$976 USD

Retailer 2

£797 GBP

$1,062 USD

View

Retailer 3

£821 GBP

$1,093 USD

View

Final sale: no returns

Retailer 4

£851 GBP

$1,133 USD

View

Retailer 5

£916 GBP

$1,220 USD

View

Retailer 6

£941 GBP

View

Retailer 7

£1,017 GBP

$1,354 USD

View

Price last confirmed 12 days ago

Retailer 8

£1,052 GBP

$1,401 USD

View

Retailer 9

£1,217 GBP

$1,620 USD

View

Retailer 10

£1,312 GBP

View

Retailer 11

£1,594 GBP

$2,123 USD

View

Retailer 12

£1,839 GBP

A$3,768 AUD

View

Retailer 13

£1,913 GBP

$2,547 USD

View

Retailer 14

£1,975 GBP

ZAR 42,484 ZAR

View

Retailer 15

£2,065 GBP

A$4,231 AUD

View

Price last confirmed 7 days ago

Retailer 16

£2,272 GBP

$3,026 USD

View

B+

Retailer 17

£2,346 GBP

View

B+

Retailer 18

£2,530 GBP

$3,369 USD

View

B+

Retailer 19

£2,637 GBP

$3,512 USD

View

B+

Retailer 20

£2,757 GBP

$3,671 USD

View

B+

Retailer 21

£2,900 GBP

View

B+

Retailer 22

£2,963 GBP

$3,945 USD

View

B+

Retailer 23

£3,066 GBP

$4,083 USD

View

Retailer 24

£4,367 GBP

$5,815 USD

View

Price last confirmed 11 days ago

Retailer 25

£4,660 GBP

A$9,548 AUD

View

Price last confirmed 21 days ago

Most Expensive

Brilliant Earth

13760775A · Oct 28

£5,910 GBP

$7,870 USD

View

25 more retailers have this diamond

Prices start from £733 GBPSave up to £5,177 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.

Where to buy this spec

See every retailer carrying 3.08ct E IF oval lab-grown

Ranked by inventory count, with return policy, certs, and trust signals.

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