Round|Lab Grown|IGI

12.03ct F VS2 Round Lab Grown Diamond

EX • F/VS2 • IGI LG670463963

Shape and cutting style on the report: Round brilliant

Certificate IGI LG670463963

Diamond specifications and retailer prices

From £2,270 GBP

$3,041 USD

As of October 31, 2026

Save £12,933 GBP (85%) vs most expensive(unlock to see where)

14 retailers carry this diamond

Most expensive: £15,203 GBP at Brilliant Earth · As of October 26, 2026

View at Brilliant Earth

About this 12.03ct lab-grown round diamond

This 12.03ct lab-grown round sits in the over five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG670463963 or 670463963. Listed at 14 retailers as of October 26, 2026, with prices from £2,270 to £15,203, a £12,933 spread on the same certified stone. Brilliant Earth lists it at £15,203. 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

12.03

Carat

Colour

VS2

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle35.8°

Pavilion angle41°

OriginLab Grown

Grading LabIGI

CertificateIGI LG670463963

Dimensions14.47 × 14.57 × 9.11 mm

L/W Ratio1.01

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

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG670463963

Side View

Caratlytics Score

How it works →

Excellent

Excellent quality and great value

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

Price History

Last verified: Oct 31

Current: £15,203 GBP|Low: £2,270 GBP|High: £18,046 GBP|Avg: £5,518 GBP|-15.8%

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

November 1, 2026

Retailer 4£2,270 GBP

Retailer 6£2,347 GBP

Retailer 9£2,570 GBP

Retailer 2£2,970 GBP

Retailer 7£3,268 GBP

Retailer 12£3,651 GBP

Retailer 3£3,659 GBP

Retailer 13£4,515 GBP

Retailer 10£5,947 GBP

Retailer 8£6,874 GBP

Retailer 11£7,768 GBP

Retailer 5£7,883 GBP

Brilliant Earth£15,203 GBP

43 data points across 13 retailers

14 retailers£2,270 GBP to £15,203 GBP

Cheapest Retailer

£2,270 GBP

$3,041 USD

Final sale: no returns

Retailer 2

£2,347 GBP

$3,145 USD

View

Retailer 3

£2,570 GBP

HK$26,900 HKD

View

Retailer 4

£2,970 GBP

View

Retailer 5

£3,268 GBP

$4,379 USD

View

Retailer 6

£3,651 GBP

€4,659 EUR

View

Retailer 7

£3,659 GBP

$4,902 USD

View

Retailer 8

£4,515 GBP

$6,050 USD

View

Price last confirmed 7 days ago

B+

Retailer 9

£5,854 GBP

$7,844 USD

View

B+

Retailer 10

£5,947 GBP

$7,968 USD

View

Retailer 11

£6,874 GBP

$9,210 USD

View

Retailer 12

£7,768 GBP

$10,409 USD

View

Retailer 13

£7,883 GBP

SGD 14,273 SGD

View

Most Expensive

Brilliant Earth

18017390A · Oct 26

£15,203 GBP

$20,370 USD

View

13 more retailers have this diamond

Prices start from £2,270 GBPSave up to £12,933 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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