Princess|Lab Grown|IGI

1.42ct E VVS1 Princess Lab Grown Diamond

ID • E/VVS1 • IGI LG821640322

Shape and cutting style on the report: Princess cut

Certificate IGI LG821640322

Diamond specifications and retailer prices

From £303 GBP

$403 USD

As of October 30, 2026

Save £1,312 GBP (81%) vs most expensive(unlock to see where)

19 retailers carry this diamond

Most expensive: £1,614 GBP at Brilliant Earth · As of October 29, 2026

View at Brilliant Earth

About this 1.42ct lab-grown princess diamond

This 1.42ct lab-grown princess sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG821640322 or 821640322. Listed at 19 retailers as of October 29, 2026, with prices from £303 to £1,614, a £1,312 spread on the same certified stone. Brilliant Earth lists it at £1,614. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.42

Carat

Colour

VVS1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle45.5°

Pavilion angle37.6°

OriginLab Grown

Grading LabIGI

CertificateIGI LG821640322

Dimensions6.07 × 6.02 × 4.28 mm

L/W Ratio1.01

Cert comments

As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG821640322

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: £1,614 GBP|Low: £241 GBP|High: £1,614 GBP|Avg: £838 GBP

Brilliant Earth

Retailer 2

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October 30, 2026

Retailer 17£303 GBP

Retailer 5£339 GBP

Retailer 3£375 GBP

Retailer 16£567 GBP

Retailer 11£591 GBP

Retailer 4£594 GBP

Retailer 6£604 GBP

Retailer 2£616 GBP

Retailer 13£644 GBP

Retailer 15£912 GBP

Retailer 10£914 GBP

Retailer 14£930 GBP

Retailer 9£1,232 GBP

Retailer 7£1,347 GBP

Retailer 8£1,382 GBP

Retailer 12£1,472 GBP

Brilliant Earth£1,614 GBP

34 data points across 17 retailers

19 retailers£303 GBP to £1,614 GBP

Cheapest Retailer

£303 GBP

$403 USD

Retailer 2

£339 GBP

$451 USD

View

Retailer 3

£339 GBP

$451 USD

View

Final sale: no returns

Retailer 4

£375 GBP

$499 USD

View

Retailer 5

£375 GBP

$499 USD

View

B+

Retailer 6

£567 GBP

$755 USD

View

B+

Retailer 7

£591 GBP

€749 EUR

View

B+

Retailer 8

£594 GBP

$791 USD

View

B+

Retailer 9

£604 GBP

$804 USD

View

B+

Retailer 10

£616 GBP

View

B+

Retailer 11

£644 GBP

ZAR 13,859 ZAR

View

Retailer 12

£912 GBP

$1,215 USD

View

Price last confirmed 8 days ago

Retailer 13

£914 GBP

A$1,872 AUD

View

Retailer 14

£930 GBP

$1,239 USD

View

Retailer 15

£1,232 GBP

$1,640 USD

View

Retailer 16

£1,375 GBP

$1,831 USD

View

Retailer 17

£1,382 GBP

$1,840 USD

View

Retailer 18

£1,472 GBP

View

Most Expensive

Brilliant Earth

21384900A · Oct 29

£1,614 GBP

$2,150 USD

View

18 more retailers have this diamond

Prices start from £303 GBPSave up to £1,312 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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1.42ct Princess

£303 GBP