Radiant|Lab Grown|IGI

6.17ct G VS1 Radiant Lab Grown Diamond

ID • G/VS1 • IGI LG626465921

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

Certificate IGI LG626465921

Diamond specifications and retailer prices

From £624 GBP

$838 USD

As of November 2, 2026

Save £3,362 GBP (84%) vs most expensive(unlock to see where)

23 retailers carry this diamond

Most expensive: £3,987 GBP at Brilliant Earth · As of November 2, 2026

View at Brilliant Earth

About this 6.17ct lab-grown radiant diamond

This 6.17ct 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 LG626465921 or 626465921. Listed at 23 retailers as of November 2, 2026, with prices from £624 to £3,987, a £3,362 spread on the same certified stone. Brilliant Earth lists it at £3,987. 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

6.17

Carat

Colour

VS1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle41.5°

Pavilion angle34.4°

OriginLab Grown

Grading LabIGI

CertificateIGI LG626465921

Dimensions12.78 × 9.12 × 6.22 mm

L/W Ratio1.40

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 LG626465921

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: Nov 2

Current: £3,987 GBP|Low: £600 GBP|High: £3,987 GBP|Avg: £1,428 GBP

Brilliant Earth

Retailer 2

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Retailer 11

Retailer 12

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Retailer 18

November 2, 2026

Retailer 6£624 GBP

Retailer 9£680 GBP

Retailer 4£699 GBP

Retailer 7£724 GBP

Retailer 10£724 GBP

Retailer 11£776 GBP

Retailer 18£857 GBP

Retailer 17£1,037 GBP

Retailer 2£1,099 GBP

Retailer 12£1,113 GBP

Retailer 15£1,343 GBP

Retailer 16£1,402 GBP

Retailer 14£1,481 GBP

Retailer 8£2,037 GBP

Retailer 3£2,268 GBP

Retailer 5£2,295 GBP

Retailer 13£2,716 GBP

Brilliant Earth£3,987 GBP

39 data points across 18 retailers

23 retailers£624 GBP to £3,987 GBP

Cheapest Retailer

£624 GBP

$838 USD

Retailer 2

£680 GBP

$912 USD

View

Retailer 3

£699 GBP

$938 USD

View

Final sale: no returns

Retailer 4

£724 GBP

$972 USD

View

Retailer 5

£724 GBP

$972 USD

View

Price last confirmed 16 days ago

Retailer 6

£776 GBP

View

Retailer 7

£857 GBP

$1,150 USD

View

B+

Retailer 8

£1,037 GBP

$1,392 USD

View

Retailer 9

£1,092 GBP

$1,465 USD

View

Retailer 10

£1,099 GBP

€1,404 EUR

View

Retailer 11

£1,113 GBP

View

Retailer 12

£1,343 GBP

A$2,772 AUD

View

Retailer 13

£1,402 GBP

ZAR 30,393 ZAR

View

B+

Retailer 14

£1,481 GBP

$1,988 USD

View

B+

Retailer 15

£1,742 GBP

$2,337 USD

View

B+

Retailer 16

£1,760 GBP

$2,362 USD

View

B+

Retailer 17

£1,999 GBP

View

B+

Retailer 18

£2,037 GBP

$2,734 USD

View

B+

Retailer 19

£2,268 GBP

$3,043 USD

View

B+

Retailer 20

£2,295 GBP

$3,080 USD

View

Retailer 21

£2,511 GBP

$3,369 USD

View

B+

Retailer 22

£2,716 GBP

View

Most Expensive

Brilliant Earth

9579376A · Nov 2

£3,987 GBP

$5,350 USD

View

22 more retailers have this diamond

Prices start from £624 GBPSave up to £3,362 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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