Heart|Lab Grown|IGI

12.02ct E VS1 Heart Lab Grown Diamond

ID • E/VS1 • IGI LG750521068

Shape and cutting style on the report: Heart modified brilliant

Certificate IGI LG750521068

Diamond specifications and retailer prices

From £3,083 GBP

$4,131 USD

As of October 30, 2026

Save £14,793 GBP (83%) vs most expensive(unlock to see where)

24 retailers carry this diamond

Most expensive: £20,770 GBP at Brilliant Earth · As of October 30, 2026

View at Brilliant Earth

About this 12.02ct lab-grown heart diamond

This 12.02ct lab-grown heart sits in the over five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG750521068 or 750521068. Listed at 24 retailers as of October 30, 2026, with a 480% 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

12.02

Carat

Colour

VS1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle36.6°

Pavilion angle30.9°

OriginLab Grown

Grading LabIGI

CertificateIGI LG750521068

Dimensions14.28 × 13.25 × 8.29 mm

L/W Ratio1.08

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

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG750521068

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: £20,770 GBP|Low: £3,082 GBP|High: £20,770 GBP|Avg: £6,859 GBP

Brilliant Earth

Retailer 2

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October 31, 2026

Retailer 10£3,083 GBP

Retailer 19£3,231 GBP

Retailer 7£3,453 GBP

Retailer 22£3,576 GBP

Retailer 17£3,579 GBP

Retailer 6£3,625 GBP

Retailer 20£4,126 GBP

Retailer 3£4,232 GBP

Retailer 14£4,468 GBP

Retailer 13£4,664 GBP

Retailer 2£5,522 GBP

Retailer 16£5,535 GBP

Retailer 18£5,537 GBP

Retailer 8£6,434 GBP

Retailer 21£7,860 GBP

Retailer 15£8,293 GBP

Retailer 12£9,079 GBP

Retailer 4£9,934 GBP

Retailer 9£12,241 GBP

Retailer 5£12,712 GBP

Retailer 11£17,876 GBP

Brilliant Earth£20,770 GBP

31 data points across 22 retailers

24 retailers£3,083 GBP to £17,876 GBP

Cheapest Retailer

£3,083 GBP

$4,131 USD

Retailer 2

£3,231 GBP

$4,329 USD

View

Retailer 3

£3,453 GBP

$4,626 USD

View

Final sale: no returns

Retailer 4

£3,576 GBP

$4,792 USD

View

Retailer 5

£3,579 GBP

$4,795 USD

View

Retailer 6

£3,625 GBP

$4,857 USD

View

Retailer 7

£3,723 GBP

$4,989 USD

View

Price last confirmed 19 days ago

B+

Retailer 8

£4,126 GBP

$5,529 USD

View

B+

Retailer 9

£4,232 GBP

HK$44,300 HKD

View

B+

Retailer 10

£4,468 GBP

$5,987 USD

View

B+

Retailer 11

£4,664 GBP

View

Retailer 12

£4,845 GBP

$6,492 USD

View

Price last confirmed 15 days ago

B+

Retailer 13

£5,522 GBP

€7,046 EUR

View

B+

Retailer 14

£5,535 GBP

ZAR 119,812 ZAR

View

B+

Retailer 15

£5,537 GBP

$7,419 USD

View

B+

Retailer 16

£6,434 GBP

$8,621 USD

View

Retailer 17

£7,860 GBP

$10,531 USD

View

Retailer 18

£8,293 GBP

A$17,094 AUD

View

Price last confirmed 23 days ago

Retailer 19

£9,079 GBP

$12,164 USD

View

Retailer 20

£9,934 GBP

$13,310 USD

View

Retailer 21

£12,241 GBP

SGD 22,165 SGD

View

Retailer 22

£12,712 GBP

$17,033 USD

View

Retailer 23

£17,876 GBP

$23,952 USD

View

Most Expensive

Brilliant Earth

16696463A · Oct 30

£20,770 GBP

$27,830 USD

View

Price under review

23 more retailers have this diamond

Prices start from £3,083 GBPSave up to £14,793 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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12.02ct Heart

£3,083 GBP