Oval|Lab Grown|IGI

6.64ct G VS2 Oval Lab Grown Diamond

ID • G/VS2 • IGI LG555203146

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG555203146

Diamond specifications and retailer prices

From £642 GBP

$860 USD

As of October 29, 2026

Save £3,194 GBP (83%) vs most expensive(unlock to see where)

16 retailers carry this diamond

Most expensive: £3,836 GBP at Brilliant Earth · As of October 29, 2026

View at Brilliant Earth

About this 6.64ct lab-grown oval diamond

This 6.64ct 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 LG555203146 or 555203146. Listed at 16 retailers as of October 29, 2026, with prices from £642 to £3,836, a £3,194 spread on the same certified stone. Brilliant Earth lists it at £3,836. 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

6.64

Carat

Colour

VS2

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle35.2°

Pavilion angle41.3°

OriginLab Grown

Grading LabIGI

CertificateIGI LG555203146

Dimensions15.01 × 10.68 × 6.65 mm

L/W Ratio1.41

Girdle conditionFaceted

Culet sizePointed

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG555203146

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: £3,836 GBP|Low: £616 GBP|High: £3,948 GBP|Avg: £1,505 GBP|-2.8%

Brilliant Earth

Retailer 2

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October 30, 2026

Retailer 5£642 GBP

Retailer 13£698 GBP

Retailer 8£719 GBP

Retailer 3£744 GBP

Retailer 17£744 GBP

Retailer 18£815 GBP

Retailer 9£1,125 GBP

Retailer 2£1,144 GBP

Retailer 6£1,197 GBP

Retailer 12£1,198 GBP

Retailer 16£1,298 GBP

Retailer 14£1,711 GBP

Retailer 10£1,946 GBP

Retailer 4£2,093 GBP

Retailer 7£2,329 GBP

Retailer 11£2,806 GBP

Retailer 15£2,888 GBP

Brilliant Earth£3,836 GBP

39 data points across 18 retailers

16 retailers£642 GBP to £3,836 GBP

Cheapest Retailer

£642 GBP

$860 USD

Retailer 2

£698 GBP

$935 USD

View

Retailer 3

£744 GBP

$997 USD

View

Price last confirmed 13 days ago

Retailer 4

£744 GBP

$997 USD

View

Retailer 5

£815 GBP

View

Price last confirmed 13 days ago

Retailer 6

£1,125 GBP

$1,508 USD

View

Retailer 7

£1,144 GBP

View

B+

Retailer 8

£1,197 GBP

$1,604 USD

View

Retailer 9

£1,198 GBP

$1,605 USD

View

B+

Retailer 10

£1,711 GBP

$2,293 USD

View

B+

Retailer 11

£1,946 GBP

$2,608 USD

View

B+

Retailer 12

£2,093 GBP

$2,804 USD

View

B+

Retailer 13

£2,329 GBP

$3,120 USD

View

Retailer 14

£2,582 GBP

$3,459 USD

View

Price last confirmed 12 days ago

Retailer 15

£2,806 GBP

View

Most Expensive

Brilliant Earth

7622381A · Oct 29

£3,836 GBP

$5,140 USD

View

15 more retailers have this diamond

Prices start from £642 GBPSave up to £3,194 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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6.64ct Oval

£642 GBP