Heart|Lab Grown|IGI

1.64ct E VS2 Heart Lab Grown Diamond

ID • E/VS2 • IGI LG779668948

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG779668948

Diamond specifications and retailer prices

From £728 GBP

$976 USD

As of October 26, 2026

Save £111 GBP (13%) vs most expensive(unlock to see where)

11 retailers carry this diamond

Most expensive: £840 GBP at With Clarity · As of October 24, 2026

View at With Clarity

About this 1.64ct lab-grown heart diamond

This 1.64ct lab-grown heart sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG779668948 or 779668948. Listed at 11 retailers as of October 24, 2026, with prices from £728 to £840, a £111 spread on the same certified stone. With Clarity lists it at £840. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.64

Carat

Colour

VS2

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle36.4°

Pavilion angle41.2°

OriginLab Grown

Grading LabIGI

CertificateIGI LG779668948

Dimensions7.30 × 7.95 × 4.87 mm

L/W Ratio1.09

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 LG779668948

Side View

Caratlytics Score

How it works →

B+

Very Good

Strong quality and value balance

Unlock full score analysis

See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 26

Current: £335 GBP|Low: £157 GBP|High: £866 GBP|Avg: £575 GBP|-1.2%

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

With Clarity

October 23, 2026

Retailer 12£162 GBP

Retailer 9£188 GBP

Retailer 7£236 GBP

Retailer 1£335 GBP

Retailer 3£387 GBP

Retailer 11£450 GBP

Retailer 5£549 GBP

Retailer 2£645 GBP

Retailer 8£647 GBP

Retailer 4£705 GBP

Retailer 10£728 GBP

Retailer 6£809 GBP

Retailer 13£811 GBP

With Clarity£834 GBP

23 data points across 14 retailers

11 retailers£728 GBP to £840 GBP

Retailer 1

£162 GBP

$217 USD

Price last confirmed 8 days ago

Retailer 2

£188 GBP

$252 USD

View

Price last confirmed 10 days ago

Retailer 3

£236 GBP

View

Price last confirmed 14 days ago

Retailer 4

£335 GBP

€428 EUR

View

Price last confirmed 8 days ago

Retailer 5

£450 GBP

$603 USD

View

Price last confirmed 7 days ago

Retailer 6

£645 GBP

$864 USD

View

Price last confirmed 9 days ago

Retailer 7

£647 GBP

$867 USD

View

Price last confirmed 8 days ago

B+

Retailer 8

£728 GBP

$976 USD

View

Retailer 9

£809 GBP

View

Price last confirmed 10 days ago

Retailer 10

£811 GBP

SGD 1,469 SGD

View

Price last confirmed 18 days ago

Most Expensive

With Clarity

779668948 · Oct 24

£840 GBP

$1,125 USD

View

10 more retailers have this diamond

Prices start from £728 GBPSave up to £111 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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