Marquise|Lab Grown|IGI

5.50ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG704504992

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG704504992

Diamond specifications and retailer prices

From £1,105 GBP

$1,480 USD

As of October 28, 2026

Save £2,631 GBP (70%) vs most expensive(unlock to see where)

33 retailers carry this diamond

Most expensive: £3,735 GBP at MOH London · As of October 25, 2026

View at MOH London

About this 5.5ct lab-grown marquise diamond

This 5.5ct lab-grown marquise sits in the over five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG704504992 or 704504992. Listed at 33 retailers as of October 25, 2026, with prices from £1,105 to £3,735, a £2,631 spread on the same certified stone. MOH London lists it at £3,735. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

5.50

Carat

Colour

VS1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle36.7°

Pavilion angle40.9°

OriginLab Grown

Grading LabIGI

CertificateIGI LG704504992

Dimensions18.29 × 9.07 × 5.71 mm

L/W Ratio2.02

Girdle conditionFaceted

Culet sizePointed

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG704504992

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 28

Current: £3,735 GBP|Low: £1,137 GBP|High: £3,803 GBP|Avg: £2,442 GBP|+2.6%

MOH London

Retailer 2

Retailer 3

Retailer 4

Retailer 5

Retailer 6

Retailer 7

Retailer 8

Retailer 9

Retailer 10

Retailer 11

Retailer 12

Retailer 13

November 1, 2026

Retailer 13£1,137 GBP

Retailer 2£1,276 GBP

Retailer 3£1,306 GBP

Retailer 4£1,592 GBP

Retailer 11£2,036 GBP

Retailer 5£2,058 GBP

Retailer 9£2,196 GBP

Retailer 7£2,387 GBP

Retailer 12£2,394 GBP

Retailer 6£2,844 GBP

Retailer 10£3,161 GBP

Retailer 8£3,175 GBP

MOH London£3,735 GBP

36 data points across 13 retailers

33 retailers£1,105 GBP to £3,735 GBP

Cheapest Retailer

£1,105 GBP

$1,480 USD

Retailer 2

£1,126 GBP

$1,509 USD

View

Retailer 3

£1,126 GBP

$1,509 USD

View

Price last confirmed 10 days ago

Retailer 4

£1,126 GBP

$1,509 USD

View

Price last confirmed 18 days ago

Retailer 5

£1,137 GBP

$1,523 USD

View

Final sale: no returns

Retailer 6

£1,225 GBP

$1,641 USD

View

Price last confirmed 7 days ago

Retailer 7

£1,225 GBP

$1,641 USD

View

Price last confirmed 17 days ago

Retailer 8

£1,276 GBP

View

Retailer 9

£1,288 GBP

$1,726 USD

View

Price last confirmed 31 days ago

Retailer 10

£1,306 GBP

$1,750 USD

View

Price last confirmed 29 days ago

Retailer 11

£1,306 GBP

$1,750 USD

View

Price last confirmed 10 days ago

Retailer 12

£1,306 GBP

$1,750 USD

View

Price last confirmed 21 days ago

Retailer 13

£1,306 GBP

$1,750 USD

View

Price last confirmed 12 days ago

Retailer 14

£1,306 GBP

$1,750 USD

View

Price last confirmed 21 days ago

Retailer 15

£1,306 GBP

$1,750 USD

View

Price last confirmed 17 days ago

Retailer 16

£1,306 GBP

$1,750 USD

View

Price last confirmed 19 days ago

Retailer 17

£1,592 GBP

$2,133 USD

View

B+

Retailer 18

£2,036 GBP

$2,728 USD

View

Retailer 19

£2,058 GBP

$2,757 USD

View

Price last confirmed 13 days ago

B+

Retailer 20

£2,196 GBP

$2,942 USD

View

Retailer 21

£2,314 GBP

$3,100 USD

View

Price last confirmed 33 days ago

B+

Retailer 22

£2,387 GBP

A$4,921 AUD

View

B+

Retailer 23

£2,394 GBP

ZAR 51,810 ZAR

View

Retailer 24

£2,448 GBP

$3,280 USD

View

Price last confirmed 21 days ago

Retailer 25

£2,448 GBP

$3,280 USD

View

Price last confirmed 31 days ago

Retailer 26

£2,448 GBP

$3,280 USD

View

Price last confirmed 19 days ago

Retailer 27

£2,448 GBP

$3,280 USD

View

Price last confirmed 24 days ago

B+

Retailer 28

£2,448 GBP

$3,280 USD

View

Retailer 29

£2,448 GBP

$3,280 USD

View

Price last confirmed 10 days ago

B+

Retailer 30

£2,844 GBP

View

Retailer 31

£3,161 GBP

$4,235 USD

View

Retailer 32

£3,175 GBP

$4,254 USD

View

Most Expensive

MOH London

LG704504992 · Oct 25

£3,735 GBP

View

32 more retailers have this diamond

Prices start from £1,105 GBPSave up to £2,631 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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