Radiant|Lab Grown|IGI

6.27ct G VS1 Radiant Lab Grown Diamond

ID • G/VS1 • IGI LG571309544

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

Certificate IGI LG571309544

Diamond specifications and retailer prices

From £644 GBP

$863 USD

As of October 30, 2026

Save £5,080 GBP (89%) vs most expensive(unlock to see where)

17 retailers carry this diamond

Most expensive: £5,724 GBP at Do Amore Diamonds · As of November 1, 2026

View at Do Amore Diamonds

About this 6.27ct lab-grown radiant diamond

This 6.27ct lab-grown radiant sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG571309544 or 571309544. Listed at 17 retailers as of October 30, 2026, with prices from £644 to £5,724, a £5,080 spread on the same certified stone. Do Amore Diamonds lists it at £5,724. 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

6.27

Carat

Colour

VS1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle41.7°

Pavilion angle35.5°

OriginLab Grown

Grading LabIGI

CertificateIGI LG571309544

Dimensions13.25 × 9.06 × 6.15 mm

L/W Ratio1.46

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 LG571309544

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 30

Current: £1,261 GBP|Low: £619 GBP|High: £2,836 GBP|Avg: £1,569 GBP|-0.4%

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

November 2, 2026

Retailer 11£644 GBP

Retailer 4£701 GBP

Retailer 12£748 GBP

Retailer 8£877 GBP

Retailer 6£884 GBP

Retailer 2£1,202 GBP

Retailer 1£1,261 GBP

Retailer 7£1,529 GBP

Retailer 10£1,718 GBP

Retailer 5£2,275 GBP

Retailer 3£2,320 GBP

Retailer 13£2,338 GBP

Retailer 9£2,802 GBP

44 data points across 13 retailers

17 retailers£644 GBP to £5,724 GBP

Cheapest Retailer

£644 GBP

$863 USD

Retailer 2

£701 GBP

$939 USD

View

Retailer 3

£748 GBP

$1,002 USD

View

Retailer 4

£748 GBP

$1,002 USD

View

Price last confirmed 16 days ago

Retailer 5

£877 GBP

$1,175 USD

View

Retailer 6

£884 GBP

View

B+

Retailer 7

£1,202 GBP

$1,611 USD

View

Retailer 8

£1,261 GBP

View

Retailer 9

£1,399 GBP

$1,874 USD

View

B+

Retailer 10

£1,529 GBP

A$3,152 AUD

View

B+

Retailer 11

£1,718 GBP

$2,302 USD

View

B+

Retailer 12

£2,275 GBP

View

B+

Retailer 13

£2,320 GBP

$3,108 USD

View

B+

Retailer 14

£2,338 GBP

$3,133 USD

View

Retailer 15

£2,802 GBP

View

Price last confirmed 7 days ago

Retailer 16

£2,939 GBP

$3,938 USD

View

Most Expensive

Do Amore Diamonds

27-439AC9E55 · Nov 1

£5,724 GBP

$7,670 USD

View

16 more retailers have this diamond

Prices start from £644 GBPSave up to £5,080 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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6.27ct Radiant

£644 GBP