Marquise|Lab Grown|IGI

4.04ct D FL Marquise Lab Grown Diamond

EX • D/FL • IGI LG799676744

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG799676744

Diamond specifications and retailer prices

From £5,990 GBP

$8,026 USD

As of October 30, 2026

Save £18,414 GBP (75%) vs most expensive(unlock to see where)

23 retailers carry this diamond

Most expensive: £24,404 GBP at Michael Trio · As of October 31, 2026

View at Michael Trio

About this 4.04ct lab-grown marquise diamond

This 4.04ct lab-grown marquise sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG799676744 or 799676744. Listed at 23 retailers as of October 30, 2026, with prices from £5,990 to £24,404, a £18,414 spread on the same certified stone. Michael Trio lists it at £24,404. 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

4.04

Carat

Colour

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle34.9°

Pavilion angle39.9°

OriginLab Grown

Grading LabIGI

CertificateIGI LG799676744

Dimensions16.13 × 8.26 × 5.13 mm

L/W Ratio1.95

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 LG799676744

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: £24,404 GBP|Low: £5,750 GBP|High: £31,975 GBP|Avg: £11,474 GBP|-23.7%

Michael Trio

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November 1, 2026

Retailer 21£5,990 GBP

Retailer 8£6,133 GBP

Retailer 15£6,225 GBP

Retailer 7£6,398 GBP

Retailer 9£6,708 GBP

Retailer 20£6,892 GBP

Retailer 3£6,948 GBP

Retailer 6£6,948 GBP

Retailer 10£7,165 GBP

Retailer 19£7,729 GBP

Retailer 5£7,814 GBP

Retailer 4£8,043 GBP

Retailer 17£8,547 GBP

Retailer 14£9,952 GBP

Retailer 13£11,240 GBP

Retailer 18£11,578 GBP

Retailer 2£12,898 GBP

Retailer 16£14,789 GBP

Retailer 22£16,768 GBP

Retailer 11£19,348 GBP

Retailer 12£22,564 GBP

Michael Trio£24,404 GBP

37 data points across 22 retailers

23 retailers£5,990 GBP to £24,404 GBP

Cheapest Retailer

£5,990 GBP

$8,026 USD

Retailer 2

£6,133 GBP

$8,217 USD

View

Retailer 3

£6,230 GBP

$8,347 USD

View

Retailer 4

£6,398 GBP

$8,572 USD

View

Retailer 5

£6,708 GBP

$8,988 USD

View

Final sale: no returns

Retailer 6

£6,892 GBP

$9,235 USD

View

Retailer 7

£6,948 GBP

$9,310 USD

View

Price last confirmed 16 days ago

Retailer 8

£6,948 GBP

$9,310 USD

View

Retailer 9

£7,165 GBP

HK$75,000 HKD

View

Retailer 10

£7,729 GBP

$10,356 USD

View

Retailer 11

£7,814 GBP

$10,470 USD

View

Retailer 12

£8,043 GBP

$10,777 USD

View

Retailer 13

£8,547 GBP

View

B+

Retailer 14

£9,952 GBP

View

B+

Retailer 15

£11,240 GBP

$15,060 USD

View

B+

Retailer 16

£11,578 GBP

€14,774 EUR

View

B+

Retailer 17

£12,898 GBP

View

B+

Retailer 18

£14,789 GBP

ZAR 320,127 ZAR

View

Retailer 19

£16,768 GBP

$22,467 USD

View

Retailer 20

£17,794 GBP

$23,842 USD

View

Retailer 21

£19,348 GBP

$25,924 USD

View

Retailer 22

£22,564 GBP

$30,233 USD

View

Most Expensive

Michael Trio

1527201170 · Oct 31

£24,404 GBP

SGD 44,188 SGD

View

22 more retailers have this diamond

Prices start from £5,990 GBPSave up to £18,414 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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