Round|Lab Grown|IGI

2.30ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG837615538

Shape and cutting style on the report: Round brilliant

Certificate IGI LG837615538

Diamond specifications and retailer prices

From £759 GBP

HK$7,900 HKD

As of October 29, 2026

Save £2,823 GBP (79%) vs most expensive(unlock to see where)

18 retailers carry this diamond

Most expensive: £3,582 GBP at Brilliant Earth · As of October 29, 2026

View at Brilliant Earth

About this 2.3ct lab-grown round diamond

This 2.3ct lab-grown round sits in the two to three carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG837615538 or 837615538. Listed at 18 retailers as of October 29, 2026, with prices from £759 to £3,582, a £2,823 spread on the same certified stone. Brilliant Earth lists it at £3,582. 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

2.30

Carat

Colour

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle34.8°

Pavilion angle40.7°

OriginLab Grown

Grading LabIGI

CertificateIGI LG837615538

Dimensions8.42 × 8.46 × 5.26 mm

L/W Ratio1.00

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 LG837615538

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: £1,043 GBP|Low: £595 GBP|High: £3,473 GBP|Avg: £1,284 GBP|-2.4%

Retailer 1

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

October 29, 2026

Retailer 8£595 GBP

Retailer 6£677 GBP

Retailer 7£680 GBP

Retailer 4£759 GBP

Retailer 13£782 GBP

Retailer 2£785 GBP

Retailer 15£935 GBP

Retailer 11£1,040 GBP

Retailer 14£1,041 GBP

Retailer 1£1,043 GBP

Retailer 3£1,561 GBP

Retailer 9£1,939 GBP

Retailer 5£2,144 GBP

Retailer 17£2,197 GBP

Retailer 12£2,580 GBP

Retailer 10£2,780 GBP

Retailer 16£3,473 GBP

18 data points across 17 retailers

18 retailers£759 GBP to £3,582 GBP

Retailer 1

£595 GBP

$792 USD

Price last confirmed 14 days ago

Retailer 2

£677 GBP

$902 USD

View

Price last confirmed 12 days ago

Retailer 3

£680 GBP

$906 USD

View

Price last confirmed 13 days ago

Retailer 4

£759 GBP

HK$7,900 HKD

View

Retailer 5

£782 GBP

View

Retailer 6

£785 GBP

$1,045 USD

View

Retailer 7

£935 GBP

$1,245 USD

View

Retailer 8

£1,040 GBP

$1,385 USD

View

Final sale: no returns

Retailer 9

£1,041 GBP

€1,320 EUR

View

Retailer 10

£1,043 GBP

View

B+

Retailer 11

£1,561 GBP

$2,079 USD

View

Retailer 12

£1,939 GBP

$2,582 USD

View

Price last confirmed 15 days ago

B+

Retailer 13

£2,144 GBP

$2,855 USD

View

B+

Retailer 14

£2,197 GBP

SGD 3,953 SGD

View

B+

Retailer 15

£2,580 GBP

View

Retailer 16

£2,780 GBP

ZAR 59,813 ZAR

View

Retailer 17

£3,473 GBP

$4,625 USD

View

Most Expensive

Brilliant Earth

21573585A · Oct 29

£3,582 GBP

$4,770 USD

View

17 more retailers have this diamond

Prices start from £759 GBPSave up to £2,823 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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2.30ct Round

£759 GBP