Oval|Lab Grown|IGI

8.55ct E VS1 Oval Lab Grown Diamond

EX • E/VS1 • IGI LG770622485

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG770622485

Diamond specifications and retailer prices

From £1,092 GBP

$1,454 USD

As of October 29, 2026

Save £6,605 GBP (86%) vs most expensive(unlock to see where)

23 retailers carry this diamond

Most expensive: £7,697 GBP at Brilliant Earth · As of October 29, 2026

View at Brilliant Earth

About this 8.55ct lab-grown oval diamond

This 8.55ct lab-grown oval sits in the over five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG770622485 or 770622485. Listed at 23 retailers as of October 29, 2026, with prices from £1,092 to £7,697, a £6,605 spread on the same certified stone. Brilliant Earth lists it at £7,697. 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

8.55

Carat

Colour

VS1

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle35.9°

Pavilion angle39°

OriginLab Grown

Grading LabIGI

CertificateIGI LG770622485

Dimensions17.98 × 11.23 × 6.59 mm

L/W Ratio1.60

Girdle conditionFaceted

Culet sizePointed

Cert comments

This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG770622485

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: £7,697 GBP|Low: £1,092 GBP|High: £7,697 GBP|Avg: £2,371 GBP

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 30, 2026

Retailer 3£1,092 GBP

Retailer 5£1,223 GBP

Retailer 4£1,250 GBP

Retailer 11£1,303 GBP

Retailer 2£1,512 GBP

Retailer 14£1,650 GBP

Retailer 7£1,788 GBP

Retailer 13£1,997 GBP

Retailer 8£2,124 GBP

Retailer 10£2,345 GBP

Retailer 6£3,056 GBP

Retailer 12£3,414 GBP

Retailer 9£3,623 GBP

Brilliant Earth£7,697 GBP

42 data points across 14 retailers

23 retailers£1,092 GBP to £7,697 GBP

Retailer 1

£1,092 GBP

$1,454 USD

Price last confirmed 38 days ago

Retailer 2

£1,092 GBP

$1,454 USD

View

Retailer 3

£1,188 GBP

$1,582 USD

View

Retailer 4

£1,223 GBP

$1,628 USD

View

Final sale: no returns

Retailer 5

£1,250 GBP

$1,664 USD

View

Price last confirmed 38 days ago

Retailer 6

£1,267 GBP

$1,687 USD

View

Retailer 7

£1,267 GBP

$1,687 USD

View

Price last confirmed 17 days ago

Retailer 8

£1,303 GBP

$1,735 USD

View

Retailer 9

£1,512 GBP

View

Retailer 10

£1,650 GBP

$2,197 USD

View

Retailer 11

£1,788 GBP

View

Retailer 12

£1,997 GBP

$2,659 USD

View

Retailer 13

£2,124 GBP

ZAR 45,705 ZAR

View

Retailer 14

£2,299 GBP

$3,062 USD

View

Retailer 15

£2,345 GBP

A$4,805 AUD

View

Price last confirmed 8 days ago

Retailer 16

£2,374 GBP

$3,162 USD

View

B+

Retailer 17

£3,056 GBP

View

B+

Retailer 18

£3,414 GBP

$4,546 USD

View

B+

Retailer 19

£3,623 GBP

View

B+

Retailer 20

£3,720 GBP

$4,954 USD

View

B+

Retailer 21

£3,846 GBP

$5,121 USD

View

Retailer 22

£4,459 GBP

$5,938 USD

View

Most Expensive

Brilliant Earth

21394558A · Oct 29

£7,697 GBP

$10,250 USD

View

22 more retailers have this diamond

Prices start from £1,092 GBPSave up to £6,605 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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8.55ct Oval

£1,092 GBP