Round|Lab Grown|IGI

5.71ct G VS2 Round Lab Grown Diamond

ID • G/VS2 • IGI LG578316622

Shape and cutting style on the report: Round brilliant

Certificate IGI LG578316622

Diamond specifications and retailer prices

From £1,078 GBP

$1,445 USD

As of October 31, 2026

Save £2,474 GBP (70%) vs most expensive(unlock to see where)

15 retailers carry this diamond

Most expensive: £3,553 GBP at Brilliant Earth · As of October 30, 2026

View at Brilliant Earth

About this 5.71ct lab-grown round diamond

This 5.71ct lab-grown round sits in the over five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG578316622 or 578316622. Listed at 15 retailers as of October 30, 2026, with prices from £1,078 to £3,553, a £2,474 spread on the same certified stone. Brilliant Earth lists it at £3,553. 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

5.71

Carat

Colour

VS2

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle34.6°

Pavilion angle41°

OriginLab Grown

Grading LabIGI

CertificateIGI LG578316622

Dimensions11.51 × 11.47 × 7.06 mm

L/W Ratio1.00

Girdle conditionFaceted

Culet sizePointed

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG578316622

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 31

Current: £3,553 GBP|Low: £622 GBP|High: £4,538 GBP|Avg: £1,725 GBP|-21.7%

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

October 31, 2026

Retailer 4£622 GBP

Retailer 6£643 GBP

Retailer 2£1,078 GBP

Retailer 9£1,104 GBP

Retailer 11£1,111 GBP

Retailer 7£1,172 GBP

Retailer 13£1,237 GBP

Retailer 12£1,605 GBP

Retailer 10£1,714 GBP

Retailer 14£2,411 GBP

Retailer 3£2,676 GBP

Retailer 5£2,784 GBP

Retailer 8£2,904 GBP

Brilliant Earth£3,553 GBP

39 data points across 14 retailers

15 retailers£1,078 GBP to £3,553 GBP

Retailer 1

£555 GBP

$743 USD

Price last confirmed 38 days ago

Retailer 2

£604 GBP

$809 USD

View

Price last confirmed 37 days ago

Retailer 3

£634 GBP

$850 USD

View

Price last confirmed 33 days ago

Retailer 4

£1,078 GBP

$1,445 USD

View

Retailer 5

£1,104 GBP

€1,409 EUR

View

Retailer 6

£1,111 GBP

$1,488 USD

View

B+

Retailer 7

£1,172 GBP

View

B+

Retailer 8

£1,237 GBP

$1,657 USD

View

B+

Retailer 9

£1,605 GBP

$2,150 USD

View

B+

Retailer 10

£1,714 GBP

$2,297 USD

View

Retailer 11

£1,809 GBP

$2,424 USD

View

Price last confirmed 34 days ago

Retailer 12

£2,411 GBP

$3,231 USD

View

Retailer 13

£2,676 GBP

$3,586 USD

View

Price last confirmed 12 days ago

Retailer 14

£2,904 GBP

View

Most Expensive

Brilliant Earth

7625065A · Oct 30

£3,553 GBP

$4,760 USD

View

14 more retailers have this diamond

Prices start from £1,078 GBPSave up to £2,474 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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5.71ct Round

£1,078 GBP