Marquise|Lab Grown|IGI

1.56ct E VVS1 Marquise Lab Grown Diamond

ID • E/VVS1 • IGI LG620401662

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG620401662

Diamond specifications and retailer prices

From £277 GBP

$371 USD

As of October 30, 2026

Save £1,768 GBP (86%) vs most expensive(unlock to see where)

32 retailers carry this diamond

Most expensive: £2,045 GBP at Do Amore Diamonds · As of October 31, 2026

View at Do Amore Diamonds

About this 1.56ct lab-grown marquise diamond

This 1.56ct lab-grown marquise sits in the one-and-a-half to two carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG620401662 or 620401662. Listed at 32 retailers as of October 30, 2026, with prices from £277 to £2,045, a £1,768 spread on the same certified stone. Do Amore Diamonds lists it at £2,045. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.56

Carat

Colour

VVS1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle35.1°

Pavilion angle40.3°

OriginLab Grown

Grading LabIGI

CertificateIGI LG620401662

Dimensions11.88 × 6.06 × 3.79 mm

L/W Ratio1.96

Girdle conditionFaceted

Culet sizePointed

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 LG620401662

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: £2,045 GBP|Low: £230 GBP|High: £2,045 GBP|Avg: £783 GBP

Do Amore Diamonds

Retailer 2

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October 30, 2026

Retailer 12£230 GBP

Retailer 3£277 GBP

Retailer 10£285 GBP

Retailer 11£391 GBP

Retailer 21£392 GBP

Retailer 8£420 GBP

Retailer 6£444 GBP

Retailer 5£480 GBP

Retailer 13£513 GBP

Retailer 20£541 GBP

Retailer 2£565 GBP

Retailer 22£630 GBP

Retailer 14£717 GBP

Retailer 19£731 GBP

Retailer 4£877 GBP

Retailer 23£1,060 GBP

Retailer 17£1,083 GBP

Retailer 15£1,097 GBP

Retailer 9£1,132 GBP

Retailer 7£1,146 GBP

Retailer 16£1,207 GBP

Retailer 18£1,269 GBP

Retailer 24£1,485 GBP

Do Amore Diamonds£2,045 GBP

34 data points across 24 retailers

32 retailers£277 GBP to £2,045 GBP

Retailer 1

£230 GBP

$308 USD

Price last confirmed 23 days ago

Retailer 2

£268 GBP

$359 USD

View

Price last confirmed 31 days ago

Retailer 3

£277 GBP

$371 USD

View

Final sale: no returns

Retailer 4

£285 GBP

$382 USD

View

Price last confirmed 23 days ago

Retailer 5

£285 GBP

$382 USD

View

Price last confirmed 21 days ago

Retailer 6

£310 GBP

$416 USD

View

Price last confirmed 32 days ago

Retailer 7

£328 GBP

$439 USD

View

Price last confirmed 32 days ago

Retailer 8

£391 GBP

$524 USD

View

Retailer 9

£392 GBP

$525 USD

View

Retailer 10

£420 GBP

HK$4,400 HKD

View

Retailer 11

£444 GBP

$595 USD

View

Retailer 12

£480 GBP

$643 USD

View

Retailer 13

£513 GBP

€654 EUR

View

Retailer 14

£541 GBP

ZAR 11,720 ZAR

View

Retailer 15

£559 GBP

View

Price last confirmed 16 days ago

Retailer 16

£565 GBP

View

B+

Retailer 17

£630 GBP

A$1,298 AUD

View

Retailer 18

£717 GBP

$961 USD

View

Price last confirmed 7 days ago

B+

Retailer 19

£731 GBP

A$1,507 AUD

View

B+

Retailer 20

£877 GBP

$1,175 USD

View

Retailer 21

£1,013 GBP

$1,357 USD

View

Price last confirmed 21 days ago

Retailer 22

£1,013 GBP

$1,357 USD

View

B+

Retailer 23

£1,060 GBP

$1,420 USD

View

Retailer 24

£1,083 GBP

A$2,233 AUD

View

Price last confirmed 23 days ago

B+

Retailer 25

£1,097 GBP

$1,470 USD

View

Retailer 26

£1,132 GBP

$1,517 USD

View

Retailer 27

£1,146 GBP

$1,535 USD

View

Retailer 28

£1,178 GBP

$1,578 USD

View

Price last confirmed 30 days ago

B+

Retailer 29

£1,207 GBP

SGD 2,185 SGD

View

Retailer 30

£1,269 GBP

View

Retailer 31

£1,485 GBP

$1,990 USD

View

Price last confirmed 8 days ago

Most Expensive

Do Amore Diamonds

27-433C5B70D · Oct 31

£2,045 GBP

$2,740 USD

View

31 more retailers have this diamond

Prices start from £277 GBPSave up to £1,768 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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