Round|Lab Grown|IGI

10.09ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG618444292

Shape and cutting style on the report: Round brilliant

Certificate IGI LG618444292

Diamond specifications and retailer prices

From £4,749 GBP

$6,363 USD

As of October 29, 2026

Save £10,579 GBP (69%) vs most expensive(unlock to see where)

18 retailers carry this diamond

Most expensive: £19,050 GBP at Taylor and Hart · As of October 30, 2026

View at Taylor and Hart

About this 10.09ct lab-grown round diamond

This 10.09ct lab-grown round 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 LG618444292 or 618444292. Listed at 18 retailers as of October 29, 2026, with a 223% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

10.09

Carat

Colour

VS1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle35°

Pavilion angle40.9°

OriginLab Grown

Grading LabIGI

CertificateIGI LG618444292

Dimensions13.92 × 13.89 × 8.49 mm

L/W Ratio1.00

Girdle conditionFaceted

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 LG618444292

Side View

Caratlytics Score

How it works →

B+

Very Good

Strong quality and value balance

Unlock full score analysis

See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29

Current: £6,882 GBP|Low: £4,749 GBP|High: £15,471 GBP|Avg: £8,626 GBP|+2.3%

Retailer 1

Retailer 2

Retailer 3

Retailer 4

Retailer 5

Retailer 6

Retailer 7

Retailer 8

Retailer 9

Retailer 10

Retailer 11

Retailer 12

Retailer 13

October 31, 2026

Retailer 11£4,749 GBP

Retailer 2£5,318 GBP

Retailer 4£5,433 GBP

Retailer 7£5,512 GBP

Retailer 3£5,987 GBP

Retailer 10£6,387 GBP

Retailer 9£6,550 GBP

Retailer 1£6,882 GBP

Retailer 6£8,527 GBP

Retailer 8£10,561 GBP

Retailer 13£14,039 GBP

Retailer 12£15,053 GBP

Retailer 5£15,328 GBP

39 data points across 13 retailers

18 retailers£4,749 GBP to £15,328 GBP

B+

Cheapest Retailer

£4,749 GBP

$6,363 USD

B+

Retailer 2

£4,938 GBP

$6,617 USD

View

B+

Retailer 3

£5,318 GBP

$7,126 USD

View

Final sale: no returns

Retailer 4

£5,509 GBP

$7,381 USD

View

Price last confirmed 19 days ago

B+

Retailer 5

£5,509 GBP

$7,381 USD

View

B+

Retailer 6

£5,512 GBP

$7,385 USD

View

B+

Retailer 7

£5,987 GBP

$8,022 USD

View

Retailer 8

£6,387 GBP

$8,558 USD

View

Retailer 9

£6,539 GBP

$8,762 USD

View

Retailer 10

£6,550 GBP

$8,776 USD

View

Retailer 11

£6,639 GBP

HK$69,500 HKD

View

Retailer 12

£6,882 GBP

View

Retailer 13

£8,527 GBP

ZAR 184,568 ZAR

View

Retailer 14

£10,561 GBP

A$21,770 AUD

View

Price last confirmed 9 days ago

Retailer 15

£14,039 GBP

$18,811 USD

View

Retailer 16

£15,053 GBP

$20,170 USD

View

Retailer 17

£15,328 GBP

$20,538 USD

View

Most Expensive

Taylor and Hart

GV19SRB · Oct 30

£19,050 GBP

$25,525 USD

View

Price under review

17 more retailers have this diamond

Prices start from £4,749 GBPSave up to £10,579 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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B+

10.09ct Round

£4,749 GBP