Heart|Lab Grown|IGI

1.36ct E VS1 Heart Lab Grown Diamond

EX • E/VS1 • IGI LG766615716

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG766615716

Diamond specifications and retailer prices

From £166 GBP

$223 USD

As of October 24, 2026

Save £1,227 GBP (88%) vs most expensive(unlock to see where)

15 retailers carry this diamond

Most expensive: £1,393 GBP at Queensmith · As of October 25, 2026

View at Queensmith

About this 1.36ct lab-grown heart diamond

This 1.36ct lab-grown heart sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG766615716 or 766615716. Listed at 15 retailers as of October 24, 2026, with prices from £166 to £1,393, a £1,227 spread on the same certified stone. Queensmith lists it at £1,393. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.36

Carat

Colour

VS1

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle36.6°

Pavilion angle40.8°

OriginLab Grown

Grading LabIGI

CertificateIGI LG766615716

Dimensions6.57 × 7.61 × 4.63 mm

L/W Ratio1.16

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 LG766615716

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 24

Current: £314 GBP|Low: £123 GBP|High: £836 GBP|Avg: £394 GBP|-14.7%

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

October 26, 2026

Retailer 12£143 GBP

Retailer 4£160 GBP

Retailer 5£166 GBP

Retailer 2£178 GBP

Retailer 3£178 GBP

Retailer 10£301 GBP

Retailer 7£311 GBP

Retailer 1£314 GBP

Retailer 14£366 GBP

Retailer 11£394 GBP

Retailer 9£435 GBP

Retailer 13£572 GBP

Retailer 15£574 GBP

Retailer 6£612 GBP

Retailer 8£833 GBP

39 data points across 15 retailers

15 retailers£166 GBP to £1,393 GBP

Retailer 1

£143 GBP

$192 USD

Price last confirmed 8 days ago

Retailer 2

£166 GBP

$223 USD

View

Retailer 3

£178 GBP

$238 USD

View

Retailer 4

£178 GBP

$238 USD

View

Retailer 5

£301 GBP

ZAR 6,512 ZAR

View

Price last confirmed 9 days ago

Retailer 6

£311 GBP

$417 USD

View

Retailer 7

£314 GBP

View

Retailer 8

£366 GBP

$490 USD

View

B+

Retailer 9

£394 GBP

$528 USD

View

Retailer 10

£435 GBP

A$897 AUD

View

Price last confirmed 8 days ago

B+

Retailer 11

£572 GBP

$766 USD

View

B+

Retailer 12

£574 GBP

$769 USD

View

B+

Retailer 13

£612 GBP

$820 USD

View

Retailer 14

£833 GBP

View

Most Expensive

Queensmith

LG766615716 · Oct 25

£1,393 GBP

View

14 more retailers have this diamond

Prices start from £166 GBPSave up to £1,227 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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