Oval|Lab Grown|IGI

6.86ct E VS2 Oval Lab Grown Diamond

ID • E/VS2 • IGI LG778673975

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG778673975

Diamond specifications and retailer prices

From £854 GBP

$1,144 USD

As of October 27, 2026

Save £4,221 GBP (83%) vs most expensive(unlock to see where)

21 retailers carry this diamond

Most expensive: £5,075 GBP at Brilliant Earth · As of October 29, 2026

View at Brilliant Earth

About this 6.86ct lab-grown oval diamond

This 6.86ct lab-grown oval sits in the over five carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG778673975 or 778673975. Listed at 21 retailers as of October 27, 2026, with prices from £854 to £5,075, a £4,221 spread on the same certified stone. Brilliant Earth lists it at £5,075. 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

6.86

Carat

Colour

VS2

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle36.1°

Pavilion angle40°

OriginLab Grown

Grading LabIGI

CertificateIGI LG778673975

Dimensions15.53 × 10.57 × 6.49 mm

L/W Ratio1.47

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

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG778673975

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 27

Current: £5,075 GBP|Low: £854 GBP|High: £5,075 GBP|Avg: £2,406 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

Retailer 15

Retailer 16

Retailer 17

October 27, 2026

Retailer 8£854 GBP

Retailer 16£1,015 GBP

Retailer 6£1,022 GBP

Retailer 2£1,268 GBP

Retailer 13£1,341 GBP

Retailer 15£1,413 GBP

Retailer 14£1,684 GBP

Retailer 10£1,741 GBP

Retailer 7£2,445 GBP

Retailer 3£2,642 GBP

Retailer 4£2,744 GBP

Retailer 5£2,969 GBP

Retailer 11£3,005 GBP

Retailer 17£3,719 GBP

Retailer 9£4,217 GBP

Retailer 12£4,407 GBP

Brilliant Earth£5,075 GBP

40 data points across 17 retailers

21 retailers£854 GBP to £5,075 GBP

Retailer 1

£763 GBP

$1,022 USD

Price last confirmed 19 days ago

Retailer 2

£830 GBP

$1,112 USD

View

Price last confirmed 17 days ago

Retailer 3

£854 GBP

$1,144 USD

View

Final sale: no returns

Retailer 4

£885 GBP

$1,186 USD

View

Price last confirmed 13 days ago

Retailer 5

£1,015 GBP

$1,360 USD

View

Retailer 6

£1,022 GBP

HK$10,700 HKD

View

Retailer 7

£1,268 GBP

View

Retailer 8

£1,341 GBP

€1,711 EUR

View

B+

Retailer 9

£1,413 GBP

$1,893 USD

View

Retailer 10

£1,658 GBP

$2,222 USD

View

Price last confirmed 23 days ago

Retailer 11

£1,684 GBP

$2,257 USD

View

Retailer 12

£1,741 GBP

A$3,588 AUD

View

B+

Retailer 13

£2,445 GBP

View

B+

Retailer 14

£2,642 GBP

$3,540 USD

View

B+

Retailer 15

£2,744 GBP

$3,676 USD

View

B+

Retailer 16

£2,969 GBP

SGD 5,376 SGD

View

B+

Retailer 17

£3,005 GBP

View

Retailer 18

£3,719 GBP

A$7,667 AUD

View

Price last confirmed 25 days ago

Retailer 19

£4,259 GBP

$5,706 USD

View

Retailer 20

£4,407 GBP

$5,905 USD

View

Most Expensive

Brilliant Earth

18472466A · Oct 29

£5,075 GBP

$6,800 USD

View

20 more retailers have this diamond

Prices start from £854 GBPSave up to £4,221 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.

Similar diamonds

6.86ct Oval

£854 GBP