Cushion|Lab Grown|IGI

12.10ct F VS1 Cushion Lab Grown Diamond

ID • F/VS1 • IGI LG831633438

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG831633438

Diamond specifications and retailer prices

From £1,934 GBP

As of November 2, 2026

Save £6,458 GBP (77%) vs most expensive(unlock to see where)

15 retailers carry this diamond

Most expensive: £8,392 GBP at Taylor and Hart · As of October 31, 2026

View at Taylor and Hart

About this 12.1ct lab-grown cushion diamond

This 12.1ct lab-grown cushion sits in the over five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG831633438 or 831633438. Listed at 15 retailers as of October 31, 2026, with prices from £1,934 to £8,392, a £6,458 spread on the same certified stone. Taylor and Hart lists it at £8,392. 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

12.10

Carat

Colour

VS1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle31.5°

Pavilion angle37.5°

OriginLab Grown

Grading LabIGI

CertificateIGI LG831633438

Dimensions16.44 × 11.18 × 7.67 mm

L/W Ratio1.47

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 LG831633438

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: £3,739 GBP|Low: £1,933 GBP|High: £8,392 GBP|Avg: £4,306 GBP|+5.1%

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

Taylor and Hart

November 3, 2026

Retailer 7£1,934 GBP

Retailer 13£2,324 GBP

Retailer 4£2,408 GBP

Retailer 10£2,411 GBP

Retailer 3£2,736 GBP

Retailer 6£3,221 GBP

Retailer 11£3,441 GBP

Retailer 1£3,739 GBP

Retailer 5£4,157 GBP

Retailer 8£4,461 GBP

Retailer 12£6,049 GBP

Retailer 9£6,868 GBP

Retailer 2£7,161 GBP

Taylor and Hart£8,392 GBP

44 data points across 14 retailers

15 retailers£1,934 GBP to £8,392 GBP

Cheapest Retailer

£1,934 GBP

Retailer 2

£2,324 GBP

$3,119 USD

View

Final sale: no returns

Retailer 3

£2,408 GBP

$3,231 USD

View

Price last confirmed 21 days ago

Retailer 4

£2,411 GBP

$3,235 USD

View

Retailer 5

£2,736 GBP

$3,671 USD

View

Retailer 6

£3,221 GBP

View

Retailer 7

£3,441 GBP

$4,618 USD

View

Retailer 8

£3,739 GBP

ZAR 81,063 ZAR

View

B+

Retailer 9

£4,157 GBP

View

B+

Retailer 10

£4,461 GBP

A$9,210 AUD

View

Retailer 11

£4,810 GBP

$6,455 USD

View

Price last confirmed 13 days ago

Retailer 12

£6,049 GBP

$8,117 USD

View

Retailer 13

£6,868 GBP

A$14,179 AUD

View

Retailer 14

£7,161 GBP

$9,610 USD

View

Most Expensive

Taylor and Hart

DSF8BEI · Oct 31

£8,392 GBP

$11,261 USD

View

14 more retailers have this diamond

Prices start from £1,934 GBPSave up to £6,458 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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