Marquise|Lab Grown|IGI

1.58ct E IF Marquise Lab Grown Diamond

EX • E/IF • IGI LG754508343

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG754508343

Diamond specifications and retailer prices

From £692 GBP

$921 USD

As of October 23, 2026

Save £3,161 GBP (82%) vs most expensive(unlock to see where)

32 retailers carry this diamond

Most expensive: £3,852 GBP at Do Amore Diamonds · As of October 23, 2026

View at Do Amore Diamonds

About this 1.58ct lab-grown marquise diamond

This 1.58ct lab-grown marquise sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG754508343 or 754508343. Listed at 32 retailers as of October 23, 2026, with prices from £692 to £3,852, a £3,161 spread on the same certified stone. Do Amore Diamonds lists it at £3,852. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.58

Carat

Colour

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle34.6°

Pavilion angle40°

OriginLab Grown

Grading LabIGI

CertificateIGI LG754508343

Dimensions6.04 × 6.04 × 3.73 mm

L/W Ratio1.00

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

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG754508343

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 23

Current: £3,852 GBP|Low: £433 GBP|High: £3,852 GBP|Avg: £1,301 GBP

Do Amore Diamonds

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October 29, 2026

Retailer 7£433 GBP

Retailer 11£485 GBP

Retailer 14£531 GBP

Retailer 17£544 GBP

Retailer 3£635 GBP

Retailer 18£692 GBP

Retailer 16£699 GBP

Retailer 13£731 GBP

Retailer 9£840 GBP

Retailer 21£879 GBP

Retailer 25£904 GBP

Retailer 24£1,005 GBP

Retailer 23£1,010 GBP

Retailer 4£1,334 GBP

Retailer 22£1,381 GBP

Retailer 20£1,410 GBP

Retailer 10£1,560 GBP

Retailer 26£1,697 GBP

Retailer 19£1,728 GBP

Retailer 6£1,730 GBP

Retailer 5£1,787 GBP

Retailer 8£1,933 GBP

Retailer 12£2,034 GBP

Retailer 15£2,127 GBP

Retailer 2£2,335 GBP

Retailer 27£2,351 GBP

Do Amore Diamonds£3,852 GBP

39 data points across 27 retailers

32 retailers£692 GBP to £3,852 GBP

Retailer 1

£433 GBP

$577 USD

Price last confirmed 21 days ago

Retailer 2

£433 GBP

$577 USD

View

Price last confirmed 30 days ago

Retailer 3

£485 GBP

$646 USD

View

Price last confirmed 31 days ago

Retailer 4

£531 GBP

$707 USD

View

Price last confirmed 31 days ago

Retailer 5

£538 GBP

$716 USD

View

Price last confirmed 26 days ago

Retailer 6

£538 GBP

$716 USD

View

Price last confirmed 19 days ago

Retailer 7

£635 GBP

$845 USD

View

Price last confirmed 6 days ago

Retailer 8

£692 GBP

$921 USD

View

Retailer 9

£699 GBP

$931 USD

View

Price last confirmed 8 days ago

Retailer 10

£731 GBP

HK$7,600 HKD

View

Retailer 11

£840 GBP

$1,118 USD

View

Price last confirmed 8 days ago

Retailer 12

£879 GBP

View

Price last confirmed 8 days ago

Retailer 13

£885 GBP

View

Price last confirmed 14 days ago

Retailer 14

£1,005 GBP

A$2,058 AUD

View

Retailer 15

£1,010 GBP

ZAR 21,735 ZAR

View

Price last confirmed 10 days ago

Retailer 16

£1,334 GBP

$1,776 USD

View

Price last confirmed 8 days ago

Retailer 17

£1,381 GBP

A$2,829 AUD

View

Price last confirmed 8 days ago

Retailer 18

£1,410 GBP

$1,877 USD

View

Price last confirmed 8 days ago

Retailer 19

£1,560 GBP

$2,078 USD

View

Price last confirmed 19 days ago

Retailer 20

£1,560 GBP

$2,078 USD

View

Price last confirmed 8 days ago

Retailer 21

£1,560 GBP

$2,078 USD

View

Price last confirmed 29 days ago

Retailer 22

£1,697 GBP

$2,260 USD

View

Price last confirmed 11 days ago

Retailer 23

£1,728 GBP

View

Price last confirmed 15 days ago

Retailer 24

£1,730 GBP

$2,304 USD

View

Price last confirmed 7 days ago

Retailer 25

£1,787 GBP

$2,380 USD

View

Price last confirmed 8 days ago

Retailer 26

£1,933 GBP

A$3,960 AUD

View

Price last confirmed 21 days ago

Retailer 27

£2,003 GBP

$2,667 USD

View

Price last confirmed 8 days ago

Retailer 28

£2,034 GBP

$2,709 USD

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Price last confirmed 7 days ago

Retailer 29

£2,127 GBP

SGD 3,827 SGD

View

Price last confirmed 9 days ago

Retailer 30

£2,335 GBP

$3,110 USD

View

Retailer 31

£2,351 GBP

View

Price last confirmed 8 days ago

Most Expensive

Do Amore Diamonds

27-B6C74168A · Oct 23

£3,852 GBP

$5,130 USD

View

31 more retailers have this diamond

Prices start from £692 GBPSave up to £3,161 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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