Radiant|Lab Grown|IGI

2.41ct G SI1 Radiant Lab Grown Diamond

ID • G/SI1 • IGI LG618473434

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG618473434

Diamond specifications and retailer prices

From £1,270 GBP

$1,700 USD

As of November 6, 2026

6 retailers carry this diamond

Most expensive: £1,270 GBP at Brilliant Earth

View at Brilliant Earth

About this 2.41ct lab-grown radiant diamond

This 2.41ct lab-grown radiant sits in the two to three carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG618473434 or 618473434. Listed at 6 retailers as of November 6, 2026. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

2.41

Carat

Colour

SI1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle44.7°

Pavilion angle35.1°

OriginLab Grown

Grading LabIGI

CertificateIGI LG618473434

Dimensions9.48 × 6.66 × 4.41 mm

L/W Ratio1.42

Culet sizeNone

Cert comments

This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG618473434

Side View

Caratlytics Score

How it works →

B+

Very Good

Strong quality and value balance

Unlock full score analysis

See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6

Current: £1,270 GBP|Low: £193 GBP|High: £1,786 GBP|Avg: £812 GBP|-2.9%

Brilliant Earth

Retailer 2

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Retailer 4

Retailer 5

Retailer 6

Retailer 7

Retailer 8

Retailer 9

Retailer 10

Retailer 11

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Retailer 15

October 17, 2026

Retailer 13£201 GBP

Retailer 3£226 GBP

Retailer 15£233 GBP

Retailer 10£338 GBP

Retailer 9£401 GBP

Retailer 5£501 GBP

Retailer 4£702 GBP

Retailer 8£767 GBP

Retailer 11£772 GBP

Retailer 14£885 GBP

Retailer 6£920 GBP

Retailer 12£1,115 GBP

Brilliant Earth£1,270 GBP

Retailer 7£1,330 GBP

Retailer 2£1,718 GBP

14 data points across 15 retailers

6 retailers

Retailer 1

£201 GBP

Price last confirmed 30 days ago

Retailer 2

£233 GBP

View

Price last confirmed 24 days ago

Retailer 3

£401 GBP

View

Price last confirmed 22 days ago

Retailer 4

£885 GBP

View

Price last confirmed 38 days ago

Retailer 5

£1,115 GBP

View

Price last confirmed 23 days ago

Most Expensive

B+

Brilliant Earth

9277069Y · Nov 6

£1,270 GBP

$1,700 USD

View

5 more retailers have this diamond

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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B+

2.41ct Radiant

£1,270 GBP