Radiant|Lab Grown|IGI

6.77ct G VS1 Radiant Lab Grown Diamond

ID • G/VS1 • IGI LG632451289

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG632451289

Diamond specifications and retailer prices

From £834 GBP

$1,118 USD

As of October 30, 2026

Save £3,547 GBP (81%) vs most expensive(unlock to see where)

27 retailers carry this diamond

Most expensive: £4,381 GBP at Brilliant Earth · As of October 31, 2026

View at Brilliant Earth

About this 6.77ct lab-grown radiant diamond

This 6.77ct lab-grown radiant 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 LG632451289 or 632451289. Listed at 27 retailers as of October 30, 2026, with prices from £834 to £4,381, a £3,547 spread on the same certified stone. Brilliant Earth lists it at £4,381. 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

6.77

Carat

Colour

VS1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle28.6°

Pavilion angle30.8°

OriginLab Grown

Grading LabIGI

CertificateIGI LG632451289

Dimensions13.49 × 9.11 × 5.94 mm

L/W Ratio1.48

Culet sizePointed

Cert comments

This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG632451289

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 30

Current: £4,381 GBP|Low: £802 GBP|High: £4,381 GBP|Avg: £2,054 GBP

Brilliant Earth

Retailer 2

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October 31, 2026

Retailer 6£834 GBP

Retailer 11£934 GBP

Retailer 8£968 GBP

Retailer 5£1,097 GBP

Retailer 19£1,118 GBP

Retailer 10£1,270 GBP

Retailer 18£1,384 GBP

Retailer 15£1,392 GBP

Retailer 13£1,542 GBP

Retailer 14£1,794 GBP

Retailer 4£1,800 GBP

Retailer 16£1,873 GBP

Retailer 9£2,320 GBP

Retailer 12£2,673 GBP

Retailer 7£2,676 GBP

Retailer 17£3,127 GBP

Retailer 20£3,242 GBP

Retailer 3£3,329 GBP

Retailer 2£3,559 GBP

Brilliant Earth£4,381 GBP

41 data points across 20 retailers

27 retailers£834 GBP to £4,381 GBP

Cheapest Retailer

£834 GBP

$1,118 USD

Retailer 2

£908 GBP

$1,217 USD

View

Retailer 3

£934 GBP

$1,252 USD

View

Final sale: no returns

Retailer 4

£968 GBP

$1,297 USD

View

Price last confirmed 14 days ago

Retailer 5

£968 GBP

$1,297 USD

View

Retailer 6

£1,097 GBP

$1,470 USD

View

Retailer 7

£1,118 GBP

HK$11,700 HKD

View

Retailer 8

£1,270 GBP

$1,701 USD

View

B+

Retailer 9

£1,384 GBP

$1,855 USD

View

Retailer 10

£1,392 GBP

View

Retailer 11

£1,542 GBP

€1,968 EUR

View

B+

Retailer 12

£1,794 GBP

A$3,698 AUD

View

B+

Retailer 13

£1,800 GBP

$2,412 USD

View

B+

Retailer 14

£1,814 GBP

$2,431 USD

View

B+

Retailer 15

£1,873 GBP

ZAR 40,550 ZAR

View

B+

Retailer 16

£2,320 GBP

$3,108 USD

View

B+

Retailer 17

£2,673 GBP

View

B+

Retailer 18

£2,676 GBP

$3,585 USD

View

B+

Retailer 19

£2,803 GBP

$3,756 USD

View

Retailer 20

£2,935 GBP

$3,932 USD

View

Retailer 21

£3,127 GBP

View

Retailer 22

£3,242 GBP

SGD 5,871 SGD

View

Retailer 23

£3,329 GBP

$4,460 USD

View

Retailer 24

£3,386 GBP

$4,537 USD

View

Retailer 25

£3,503 GBP

$4,694 USD

View

Retailer 26

£3,559 GBP

A$7,337 AUD

View

Most Expensive

Brilliant Earth

14104417A · Oct 31

£4,381 GBP

$5,870 USD

View

26 more retailers have this diamond

Prices start from £834 GBPSave up to £3,547 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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