Oval|Lab Grown|IGI

6.56ct G VS2 Oval Lab Grown Diamond

ID • G/VS2 • IGI LG628442313

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG628442313

Diamond specifications and retailer prices

From £634 GBP

$850 USD

As of October 29, 2026

Save £3,164 GBP (83%) vs most expensive(unlock to see where)

17 retailers carry this diamond

Most expensive: £3,799 GBP at Brilliant Earth · As of October 29, 2026

View at Brilliant Earth

About this 6.56ct lab-grown oval diamond

This 6.56ct lab-grown oval 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 LG628442313 or 628442313. Listed at 17 retailers as of October 29, 2026, with prices from £634 to £3,799, a £3,164 spread on the same certified stone. Brilliant Earth lists it at £3,799. 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

6.56

Carat

Colour

VS2

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle34.9°

Pavilion angle41.1°

OriginLab Grown

Grading LabIGI

CertificateIGI LG628442313

Dimensions15.42 × 10.54 × 6.52 mm

L/W Ratio1.46

Girdle conditionFaceted

Culet sizePointed

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG628442313

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: £3,799 GBP|Low: £609 GBP|High: £3,978 GBP|Avg: £1,593 GBP|-4.5%

Brilliant Earth

Retailer 2

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Retailer 11

Retailer 12

Retailer 13

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Retailer 17

October 30, 2026

Retailer 5£634 GBP

Retailer 12£690 GBP

Retailer 3£736 GBP

Retailer 16£736 GBP

Retailer 17£805 GBP

Retailer 8£1,115 GBP

Retailer 2£1,131 GBP

Retailer 6£1,184 GBP

Retailer 11£1,187 GBP

Retailer 15£1,283 GBP

Retailer 13£1,691 GBP

Retailer 9£1,902 GBP

Retailer 4£2,069 GBP

Retailer 7£2,302 GBP

Retailer 10£2,772 GBP

Retailer 14£2,855 GBP

Brilliant Earth£3,799 GBP

38 data points across 17 retailers

17 retailers£634 GBP to £3,799 GBP

Cheapest Retailer

£634 GBP

$850 USD

Retailer 2

£690 GBP

$925 USD

View

Retailer 3

£736 GBP

$986 USD

View

Retailer 4

£736 GBP

$986 USD

View

Price last confirmed 13 days ago

Retailer 5

£805 GBP

View

Price last confirmed 13 days ago

Retailer 6

£1,115 GBP

$1,494 USD

View

Retailer 7

£1,131 GBP

View

B+

Retailer 8

£1,184 GBP

$1,586 USD

View

B+

Retailer 9

£1,187 GBP

$1,590 USD

View

B+

Retailer 10

£1,691 GBP

$2,266 USD

View

B+

Retailer 11

£1,902 GBP

$2,549 USD

View

B+

Retailer 12

£2,069 GBP

$2,772 USD

View

B+

Retailer 13

£2,302 GBP

$3,085 USD

View

Retailer 14

£2,551 GBP

$3,417 USD

View

Price last confirmed 12 days ago

Retailer 15

£2,772 GBP

View

Retailer 16

£2,855 GBP

$3,825 USD

View

Price last confirmed 12 days ago

Most Expensive

Brilliant Earth

9818091A · Oct 29

£3,799 GBP

$5,090 USD

View

16 more retailers have this diamond

Prices start from £634 GBPSave up to £3,164 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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6.56ct Oval

£634 GBP