Oval|Lab Grown|IGI

3.38ct D IF Oval Lab Grown Diamond

ID • D/IF • IGI LG844683007

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG844683007

Diamond specifications and retailer prices

From £748 GBP

$996 USD

As of October 29, 2026

Save £7,542 GBP (91%) vs most expensive(unlock to see where)

17 retailers carry this diamond

Most expensive: £8,290 GBP at Brilliant Earth · As of October 29, 2026

View at Brilliant Earth

About this 3.38ct lab-grown oval diamond

This 3.38ct lab-grown oval sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG844683007 or 844683007. Listed at 17 retailers as of October 29, 2026, with prices from £748 to £8,290, a £7,542 spread on the same certified stone. Brilliant Earth lists it at £8,290. 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

3.38

Carat

Colour

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle34.3°

Pavilion angle40.2°

OriginLab Grown

Grading LabIGI

CertificateIGI LG844683007

Dimensions12.30 × 8.30 × 5.19 mm

L/W Ratio1.48

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 LG844683007

Side View

Caratlytics Score

How it works →

A+

Exceptional

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: £8,290 GBP|Low: £748 GBP|High: £20,551 GBP|Avg: £3,640 GBP|-30.4%

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

Retailer 15

Retailer 16

Retailer 17

Retailer 18

Retailer 19

October 29, 2026

Retailer 3£748 GBP

Retailer 18£814 GBP

Retailer 17£995 GBP

Retailer 12£1,009 GBP

Retailer 13£1,146 GBP

Retailer 4£1,386 GBP

Retailer 9£1,607 GBP

Retailer 14£1,795 GBP

Retailer 5£1,848 GBP

Retailer 16£2,046 GBP

Retailer 7£2,246 GBP

Retailer 19£2,457 GBP

Retailer 11£2,984 GBP

Retailer 2£3,265 GBP

Retailer 10£3,942 GBP

Retailer 8£4,096 GBP

Retailer 15£6,638 GBP

Retailer 6£7,231 GBP

Brilliant Earth£8,290 GBP

17 data points across 19 retailers

17 retailers£748 GBP to £8,290 GBP

A+

Cheapest Retailer

£748 GBP

$996 USD

Retailer 2

£814 GBP

$1,084 USD

View

Retailer 3

£995 GBP

$1,325 USD

View

Retailer 4

£1,009 GBP

$1,344 USD

View

Retailer 5

£1,146 GBP

View

Retailer 6

£1,386 GBP

$1,846 USD

View

Retailer 7

£1,795 GBP

$2,390 USD

View

Retailer 8

£1,848 GBP

$2,461 USD

View

Retailer 9

£2,046 GBP

$2,724 USD

View

Retailer 10

£2,246 GBP

A$4,601 AUD

View

Price last confirmed 8 days ago

Retailer 11

£2,457 GBP

$3,272 USD

View

Retailer 12

£2,984 GBP

$3,974 USD

View

Price last confirmed 13 days ago

B+

Retailer 13

£3,265 GBP

View

Retailer 14

£4,096 GBP

$5,455 USD

View

Price last confirmed 11 days ago

Retailer 15

£6,638 GBP

$8,840 USD

View

Retailer 16

£7,231 GBP

$9,630 USD

View

Most Expensive

Brilliant Earth

22165719Y · Oct 29

£8,290 GBP

$11,040 USD

View

16 more retailers have this diamond

Prices start from £748 GBPSave up to £7,542 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.

Similar diamonds

A+

3.38ct Oval

£748 GBP