Oval|Lab Grown|IGI

6.86ct G VS1 Oval Lab Grown Diamond

ID • G/VS1 • IGI LG808608768

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG808608768

Diamond specifications and retailer prices

From £685 GBP

$918 USD

As of October 29, 2026

Save £2,681 GBP (80%) vs most expensive(unlock to see where)

22 retailers carry this diamond

Most expensive: £3,366 GBP at Rare Carat · As of October 28, 2026

View at Rare Carat

About this 6.86ct lab-grown oval diamond

This 6.86ct lab-grown oval sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG808608768 or 808608768. Listed at 22 retailers as of October 28, 2026, with prices from £685 to £3,366, a £2,681 spread on the same certified stone. Rare Carat lists it at £3,366. 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

VS1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle36.1°

Pavilion angle40.2°

OriginLab Grown

Grading LabIGI

CertificateIGI LG808608768

Dimensions15.12 × 10.63 × 6.72 mm

L/W Ratio1.42

Girdle conditionFaceted

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 LG808608768

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: £3,366 GBP|Low: £685 GBP|High: £3,385 GBP|Avg: £1,686 GBP|-0.6%

Rare Carat

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November 1, 2026

Retailer 19£685 GBP

Retailer 21£746 GBP

Retailer 8£768 GBP

Retailer 3£795 GBP

Retailer 6£795 GBP

Retailer 7£856 GBP

Retailer 16£925 GBP

Retailer 14£1,112 GBP

Retailer 20£1,138 GBP

Retailer 2£1,225 GBP

Retailer 13£1,248 GBP

Retailer 17£1,473 GBP

Retailer 18£1,539 GBP

Retailer 4£1,769 GBP

Retailer 12£2,123 GBP

Retailer 10£2,195 GBP

Retailer 22£2,235 GBP

Retailer 11£2,481 GBP

Retailer 9£2,488 GBP

Retailer 5£2,711 GBP

Retailer 15£2,764 GBP

Rare Carat£3,366 GBP

40 data points across 22 retailers

22 retailers£685 GBP to £3,366 GBP

Cheapest Retailer

£685 GBP

$918 USD

Retailer 2

£746 GBP

$999 USD

View

Retailer 3

£768 GBP

$1,029 USD

View

Final sale: no returns

Retailer 4

£795 GBP

$1,065 USD

View

Retailer 5

£795 GBP

$1,065 USD

View

Price last confirmed 15 days ago

Retailer 6

£856 GBP

View

Price last confirmed 15 days ago

Retailer 7

£925 GBP

$1,240 USD

View

Retailer 8

£1,112 GBP

$1,490 USD

View

B+

Retailer 9

£1,138 GBP

$1,525 USD

View

Retailer 10

£1,225 GBP

View

Retailer 11

£1,248 GBP

€1,593 EUR

View

Retailer 12

£1,473 GBP

A$3,037 AUD

View

Retailer 13

£1,539 GBP

ZAR 33,304 ZAR

View

B+

Retailer 14

£1,769 GBP

$2,370 USD

View

Retailer 15

£2,123 GBP

$2,845 USD

View

B+

Retailer 16

£2,195 GBP

View

B+

Retailer 17

£2,235 GBP

$2,995 USD

View

Retailer 18

£2,481 GBP

$3,324 USD

View

Retailer 19

£2,488 GBP

$3,333 USD

View

Retailer 20

£2,711 GBP

View

Retailer 21

£2,764 GBP

$3,704 USD

View

Most Expensive

Rare Carat

STE-STBD-160-11_B · Oct 28

£3,366 GBP

$4,510 USD

View

21 more retailers have this diamond

Prices start from £685 GBPSave up to £2,681 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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6.86ct Oval

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