Heart|Lab Grown|IGI

5.09ct E VS1 Heart Lab Grown Diamond

EX • E/VS1 • IGI LG654482920

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG654482920

Diamond specifications and retailer prices

From £804 GBP

$1,077 USD

As of October 30, 2026

Save £2,453 GBP (75%) vs most expensive(unlock to see where)

21 retailers carry this diamond

Most expensive: £3,257 GBP at Taylor and Hart · As of October 30, 2026

View at Taylor and Hart

About this 5.09ct lab-grown heart diamond

This 5.09ct 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 LG654482920 or 654482920. Listed at 21 retailers as of October 30, 2026, with prices from £804 to £3,257, a £2,453 spread on the same certified stone. Taylor and Hart lists it at £3,257. 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

5.09

Carat

Colour

VS1

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle35.3°

Pavilion angle40.5°

OriginLab Grown

Grading LabIGI

CertificateIGI LG654482920

Dimensions10.26 × 11.78 × 7.22 mm

L/W Ratio1.15

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 LG654482920

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: £1,889 GBP|Low: £772 GBP|High: £3,199 GBP|Avg: £1,715 GBP|+0.1%

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

Retailer 14

Retailer 15

Retailer 16

Retailer 17

October 31, 2026

Retailer 15£804 GBP

Retailer 5£899 GBP

Retailer 7£932 GBP

Retailer 16£932 GBP

Retailer 10£1,012 GBP

Retailer 14£1,064 GBP

Retailer 9£1,242 GBP

Retailer 11£1,350 GBP

Retailer 3£1,484 GBP

Retailer 4£1,747 GBP

Retailer 1£1,889 GBP

Retailer 17£1,890 GBP

Retailer 12£1,894 GBP

Retailer 2£2,699 GBP

Retailer 6£2,840 GBP

Retailer 8£2,891 GBP

Retailer 13£3,178 GBP

44 data points across 17 retailers

21 retailers£804 GBP to £3,257 GBP

Cheapest Retailer

£804 GBP

$1,077 USD

Retailer 2

£874 GBP

$1,171 USD

View

Retailer 3

£899 GBP

$1,205 USD

View

Final sale: no returns

Retailer 4

£932 GBP

$1,249 USD

View

Retailer 5

£932 GBP

$1,249 USD

View

Price last confirmed 14 days ago

Retailer 6

£1,003 GBP

HK$10,500 HKD

View

Retailer 7

£1,012 GBP

View

Retailer 8

£1,064 GBP

$1,425 USD

View

Retailer 9

£1,242 GBP

$1,664 USD

View

Retailer 10

£1,350 GBP

View

B+

Retailer 11

£1,484 GBP

$1,988 USD

View

B+

Retailer 12

£1,747 GBP

$2,341 USD

View

B+

Retailer 13

£1,825 GBP

$2,445 USD

View

Retailer 14

£1,889 GBP

A$3,894 AUD

View

B+

Retailer 15

£1,890 GBP

$2,533 USD

View

B+

Retailer 16

£1,894 GBP

ZAR 40,993 ZAR

View

Retailer 17

£2,699 GBP

$3,616 USD

View

Retailer 18

£2,840 GBP

$3,805 USD

View

Retailer 19

£2,891 GBP

SGD 5,234 SGD

View

Retailer 20

£3,178 GBP

View

Most Expensive

Taylor and Hart

KI3BDD8 · Oct 30

£3,257 GBP

$4,363 USD

View

20 more retailers have this diamond

Prices start from £804 GBPSave up to £2,453 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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