Heart|Lab Grown|IGI

4.55ct E VVS2 Heart Lab Grown Diamond

EX • E/VVS2 • IGI LG712536491

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG712536491

Diamond specifications and retailer prices

From £596 GBP

$799 USD

As of October 29, 2026

Save £7,054 GBP (92%) vs most expensive(unlock to see where)

16 retailers carry this diamond

Most expensive: £7,650 GBP at Brilliant Earth · As of October 28, 2026

View at Brilliant Earth

About this 4.55ct lab-grown heart diamond

This 4.55ct lab-grown heart sits in the three to five carat band, graded E colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG712536491 or 712536491. Listed at 16 retailers as of October 28, 2026, with prices from £596 to £7,650, a £7,054 spread on the same certified stone. Brilliant Earth lists it at £7,650. 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

4.55

Carat

Colour

VVS2

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle35.5°

Pavilion angle39.4°

OriginLab Grown

Grading LabIGI

CertificateIGI LG712536491

Dimensions9.78 × 11.58 × 6.97 mm

L/W Ratio1.18

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 LG712536491

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 29

Current: £7,650 GBP|Low: £518 GBP|High: £7,889 GBP|Avg: £1,734 GBP|-3.0%

Brilliant Earth

Retailer 2

Retailer 3

Retailer 4

Retailer 5

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Retailer 7

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Retailer 9

Retailer 10

Retailer 11

Retailer 12

Retailer 13

Retailer 14

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Retailer 16

Retailer 17

October 30, 2026

Retailer 15£518 GBP

Retailer 16£596 GBP

Retailer 6£610 GBP

Retailer 5£618 GBP

Retailer 12£761 GBP

Retailer 7£944 GBP

Retailer 2£991 GBP

Retailer 17£1,003 GBP

Retailer 11£1,316 GBP

Retailer 13£1,332 GBP

Retailer 14£1,523 GBP

Retailer 8£1,540 GBP

Retailer 3£2,017 GBP

Retailer 4£2,109 GBP

Retailer 9£2,131 GBP

Retailer 10£2,441 GBP

Brilliant Earth£7,650 GBP

35 data points across 17 retailers

16 retailers£596 GBP to £7,650 GBP

Retailer 1

£518 GBP

Price last confirmed 13 days ago

Retailer 2

£596 GBP

$799 USD

View

Final sale: no returns

Retailer 3

£610 GBP

$817 USD

View

Price last confirmed 33 days ago

Retailer 4

£761 GBP

$1,020 USD

View

Retailer 5

£944 GBP

$1,265 USD

View

Retailer 6

£991 GBP

View

B+

Retailer 7

£1,003 GBP

$1,344 USD

View

Retailer 8

£1,316 GBP

ZAR 28,484 ZAR

View

Retailer 9

£1,332 GBP

A$2,746 AUD

View

Price last confirmed 9 days ago

Retailer 10

£1,523 GBP

$2,040 USD

View

Retailer 11

£1,540 GBP

$2,064 USD

View

B+

Retailer 12

£2,017 GBP

$2,702 USD

View

B+

Retailer 13

£2,109 GBP

$2,826 USD

View

B+

Retailer 14

£2,131 GBP

$2,856 USD

View

B+

Retailer 15

£2,441 GBP

View

Most Expensive

Brilliant Earth

14871371A · Oct 28

£7,650 GBP

$10,250 USD

View

15 more retailers have this diamond

Prices start from £596 GBPSave up to £7,054 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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4.55ct Heart

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