Marquise|Lab Grown|IGI

1.14ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG648447630

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG648447630

Diamond specifications and retailer prices

From £252 GBP

$337 USD

As of October 30, 2026

Save £1,987 GBP (89%) vs most expensive(unlock to see where)

23 retailers carry this diamond

Most expensive: £2,239 GBP at Do Amore Diamonds · As of November 1, 2026

View at Do Amore Diamonds

About this 1.14ct lab-grown marquise diamond

This 1.14ct lab-grown marquise sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG648447630 or 648447630. Listed at 23 retailers as of October 30, 2026, with prices from £252 to £2,239, a £1,987 spread on the same certified stone. Do Amore Diamonds lists it at £2,239. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.14

Carat

Colour

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle34.2°

Pavilion angle40.5°

OriginLab Grown

Grading LabIGI

CertificateIGI LG648447630

Dimensions11.24 × 5.39 × 3.36 mm

L/W Ratio2.09

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 LG648447630

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: £2,239 GBP|Low: £242 GBP|High: £2,239 GBP|Avg: £802 GBP

Do Amore Diamonds

Retailer 2

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Retailer 18

November 2, 2026

Retailer 7£252 GBP

Retailer 6£292 GBP

Retailer 3£312 GBP

Retailer 5£312 GBP

Retailer 13£364 GBP

Retailer 10£416 GBP

Retailer 17£418 GBP

Retailer 2£594 GBP

Retailer 11£622 GBP

Retailer 16£837 GBP

Retailer 18£903 GBP

Retailer 4£916 GBP

Retailer 15£934 GBP

Retailer 8£1,108 GBP

Retailer 9£1,213 GBP

Retailer 12£1,346 GBP

Retailer 14£1,649 GBP

Do Amore Diamonds£2,239 GBP

35 data points across 18 retailers

23 retailers£252 GBP to £2,239 GBP

Cheapest Retailer

£252 GBP

$337 USD

Retailer 2

£290 GBP

$388 USD

View

Final sale: no returns

Retailer 3

£292 GBP

$391 USD

View

Retailer 4

£312 GBP

$418 USD

View

Price last confirmed 7 days ago

Retailer 5

£312 GBP

$418 USD

View

Retailer 6

£364 GBP

View

Retailer 7

£416 GBP

$557 USD

View

Retailer 8

£418 GBP

$560 USD

View

Retailer 9

£425 GBP

$569 USD

View

Retailer 10

£427 GBP

$572 USD

View

B+

Retailer 11

£594 GBP

ZAR 12,862 ZAR

View

B+

Retailer 12

£622 GBP

View

B+

Retailer 13

£837 GBP

A$1,725 AUD

View

B+

Retailer 14

£903 GBP

$1,210 USD

View

Retailer 15

£916 GBP

$1,227 USD

View

B+

Retailer 16

£934 GBP

A$1,925 AUD

View

Retailer 17

£1,108 GBP

$1,484 USD

View

Retailer 18

£1,213 GBP

$1,626 USD

View

Retailer 19

£1,224 GBP

$1,640 USD

View

Retailer 20

£1,342 GBP

View

Retailer 21

£1,346 GBP

View

Retailer 22

£1,649 GBP

$2,210 USD

View

Most Expensive

Do Amore Diamonds

27-79FEA97AF · Nov 1

£2,239 GBP

$3,000 USD

View

22 more retailers have this diamond

Prices start from £252 GBPSave up to £1,987 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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