Marquise|Lab Grown|IGI

5.53ct F VS1 Marquise Lab Grown Diamond

ID • F/VS1 • IGI LG818625682

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG818625682

Diamond specifications and retailer prices

From £921 GBP

$1,236 USD

As of November 2, 2026

Save £5,786 GBP (86%) vs most expensive(unlock to see where)

26 retailers carry this diamond

Most expensive: £7,877 GBP at Brilliant Earth · As of November 2, 2026

View at Brilliant Earth

About this 5.53ct lab-grown marquise diamond

This 5.53ct lab-grown marquise sits in the over five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG818625682 or 818625682. Listed at 26 retailers as of November 2, 2026, with a 628% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

5.53

Carat

Colour

VS1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle33.5°

Pavilion angle39.7°

OriginLab Grown

Grading LabIGI

CertificateIGI LG818625682

Dimensions18.17 × 9.50 × 5.66 mm

L/W Ratio1.91

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 LG818625682

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: Nov 2

Current: £7,877 GBP|Low: £884 GBP|High: £7,877 GBP|Avg: £2,569 GBP

Brilliant Earth

Retailer 2

Retailer 3

Retailer 4

Retailer 5

Retailer 6

Retailer 7

Retailer 8

Retailer 9

Retailer 10

Retailer 11

Retailer 12

Retailer 13

Retailer 14

Retailer 15

Retailer 16

Retailer 17

Retailer 18

Retailer 19

November 2, 2026

Retailer 5£884 GBP

Retailer 8£1,031 GBP

Retailer 3£1,068 GBP

Retailer 18£1,068 GBP

Retailer 17£1,125 GBP

Retailer 10£1,407 GBP

Retailer 9£1,503 GBP

Retailer 2£1,663 GBP

Retailer 7£2,046 GBP

Retailer 4£2,067 GBP

Retailer 13£2,389 GBP

Retailer 14£2,395 GBP

Retailer 6£3,065 GBP

Retailer 11£3,162 GBP

Retailer 19£3,186 GBP

Retailer 16£3,476 GBP

Retailer 12£3,787 GBP

Retailer 15£6,707 GBP

Brilliant Earth£7,877 GBP

44 data points across 19 retailers

26 retailers£921 GBP to £6,707 GBP

Retailer 1

£884 GBP

$1,186 USD

Price last confirmed 31 days ago

Retailer 2

£921 GBP

$1,236 USD

View

Retailer 3

£1,002 GBP

$1,344 USD

View

Price last confirmed 34 days ago

Retailer 4

£1,031 GBP

$1,383 USD

View

Final sale: no returns

Retailer 5

£1,068 GBP

$1,433 USD

View

Price last confirmed 30 days ago

Retailer 6

£1,068 GBP

$1,433 USD

View

Price last confirmed 20 days ago

Retailer 7

£1,068 GBP

$1,433 USD

View

Retailer 8

£1,125 GBP

$1,510 USD

View

B+

Retailer 9

£1,407 GBP

$1,888 USD

View

B+

Retailer 10

£1,503 GBP

$2,017 USD

View

B+

Retailer 11

£1,663 GBP

View

B+

Retailer 12

£2,046 GBP

$2,746 USD

View

B+

Retailer 13

£2,067 GBP

A$4,268 AUD

View

Retailer 14

£2,209 GBP

$2,965 USD

View

Price last confirmed 32 days ago

B+

Retailer 15

£2,209 GBP

$2,965 USD

View

Retailer 16

£2,389 GBP

A$4,933 AUD

View

B+

Retailer 17

£2,395 GBP

ZAR 51,929 ZAR

View

Retailer 18

£2,851 GBP

View

Retailer 19

£3,065 GBP

$4,113 USD

View

Retailer 20

£3,162 GBP

$4,244 USD

View

Retailer 21

£3,186 GBP

A$6,578 AUD

View

Price last confirmed 24 days ago

Retailer 22

£3,476 GBP

$4,665 USD

View

Retailer 23

£3,787 GBP

View

Retailer 24

£4,180 GBP

$5,609 USD

View

Retailer 25

£6,707 GBP

$9,000 USD

View

Most Expensive

Brilliant Earth

21792862A · Nov 2

£7,877 GBP

$10,570 USD

View

Price under review

25 more retailers have this diamond

Prices start from £921 GBPSave up to £5,786 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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