Marquise|Lab Grown|IGI

5.11ct H VS1 Marquise Lab Grown Diamond

ID • H/VS1 • IGI LG837637625

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG837637625

Diamond specifications and retailer prices

From £1,958 GBP

HK$20,500 HKD

As of November 1, 2026

Save £3,698 GBP (65%) vs most expensive(unlock to see where)

18 retailers carry this diamond

Most expensive: £5,656 GBP at Michael Trio · As of November 1, 2026

View at Michael Trio

About this 5.11ct lab-grown marquise diamond

This 5.11ct lab-grown marquise sits in the over five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG837637625 or 837637625. Listed at 18 retailers as of November 1, 2026, with prices from £1,958 to £5,656, a £3,698 spread on the same certified stone. Michael Trio lists it at £5,656. 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

5.11

Carat

Colour

VS1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle31.6°

Pavilion angle29°

OriginLab Grown

Grading LabIGI

CertificateIGI LG837637625

Dimensions16.84 × 8.79 × 5.24 mm

L/W Ratio1.92

Girdle conditionFaceted

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 LG837637625

Side View

Caratlytics Score

How it works →

B+

Very Good

Strong quality and value balance

Unlock full score analysis

See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1

Current: £5,656 GBP|Low: £1,693 GBP|High: £5,656 GBP|Avg: £3,369 GBP

Michael Trio

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 5£1,958 GBP

Retailer 9£1,985 GBP

Retailer 4£2,027 GBP

Retailer 6£2,048 GBP

Retailer 3£2,422 GBP

Retailer 13£2,673 GBP

Retailer 7£2,916 GBP

Retailer 10£3,526 GBP

Retailer 2£3,770 GBP

Retailer 8£3,780 GBP

Retailer 11£5,075 GBP

Retailer 12£5,344 GBP

Michael Trio£5,656 GBP

34 data points across 13 retailers

18 retailers£1,958 GBP to £5,656 GBP

Retailer 1

£1,460 GBP

$1,956 USD

Price last confirmed 33 days ago

Retailer 2

£1,588 GBP

$2,128 USD

View

Price last confirmed 34 days ago

Retailer 3

£1,678 GBP

$2,248 USD

View

Price last confirmed 31 days ago

B+

Retailer 4

£1,958 GBP

HK$20,500 HKD

View

B+

Retailer 5

£1,985 GBP

$2,660 USD

View

Retailer 6

£1,999 GBP

$2,679 USD

View

Price last confirmed 32 days ago

Retailer 7

£2,027 GBP

$2,716 USD

View

Price last confirmed 30 days ago

B+

Retailer 8

£2,048 GBP

View

Retailer 9

£2,422 GBP

$3,245 USD

View

Retailer 10

£2,673 GBP

€3,411 EUR

View

Retailer 11

£2,787 GBP

$3,734 USD

View

Price last confirmed 32 days ago

Retailer 12

£2,916 GBP

$3,907 USD

View

Retailer 13

£3,526 GBP

View

Retailer 14

£3,770 GBP

A$7,771 AUD

View

Retailer 15

£3,780 GBP

ZAR 81,823 ZAR

View

Retailer 16

£5,075 GBP

View

Retailer 17

£5,344 GBP

$7,160 USD

View

Most Expensive

Michael Trio

6859431280 · Nov 1

£5,656 GBP

SGD 10,241 SGD

View

17 more retailers have this diamond

Prices start from £1,958 GBPSave up to £3,698 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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B+

5.11ct Marquise

£1,958 GBP