Marquise|Lab Grown|IGI

5.05ct E VVS2 Marquise Lab Grown Diamond

ID • E/VVS2 • IGI LG818672951

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG818672951

Diamond specifications and retailer prices

From £646 GBP

$866 USD

As of November 2, 2026

Save £4,134 GBP (86%) vs most expensive(unlock to see where)

24 retailers carry this diamond

Most expensive: £4,780 GBP at Brilliant Earth · As of October 30, 2026

View at Brilliant Earth

About this 5.05ct lab-grown marquise diamond

This 5.05ct lab-grown marquise sits in the over five carat band, graded E colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG818672951 or 818672951. Listed at 24 retailers as of October 30, 2026, with prices from £646 to £4,780, a £4,134 spread on the same certified stone. Brilliant Earth lists it at £4,780. 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

5.05

Carat

Colour

VVS2

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle35°

Pavilion angle40.3°

OriginLab Grown

Grading LabIGI

CertificateIGI LG818672951

Dimensions17.23 × 9.02 × 5.59 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 LG818672951

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: £4,780 GBP|Low: £646 GBP|High: £4,780 GBP|Avg: £1,911 GBP

Brilliant Earth

Retailer 2

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November 3, 2026

Retailer 21£646 GBP

Retailer 17£703 GBP

Retailer 4£723 GBP

Retailer 5£749 GBP

Retailer 6£843 GBP

Retailer 14£881 GBP

Retailer 20£1,074 GBP

Retailer 2£1,153 GBP

Retailer 12£1,349 GBP

Retailer 18£1,519 GBP

Retailer 16£1,524 GBP

Retailer 19£1,723 GBP

Retailer 3£1,836 GBP

Retailer 7£2,068 GBP

Retailer 10£2,107 GBP

Retailer 8£2,221 GBP

Retailer 22£2,361 GBP

Retailer 11£2,600 GBP

Retailer 9£2,692 GBP

Retailer 13£2,809 GBP

Retailer 15£3,364 GBP

Brilliant Earth£4,780 GBP

27 data points across 22 retailers

24 retailers£646 GBP to £4,780 GBP

Cheapest Retailer

£646 GBP

$866 USD

Retailer 2

£703 GBP

$943 USD

View

Retailer 3

£723 GBP

$970 USD

View

Final sale: no returns

Retailer 4

£749 GBP

$1,005 USD

View

Retailer 5

£843 GBP

$1,130 USD

View

Retailer 6

£881 GBP

$1,182 USD

View

Price last confirmed 17 days ago

B+

Retailer 7

£1,074 GBP

$1,440 USD

View

Retailer 8

£1,153 GBP

View

Retailer 9

£1,349 GBP

€1,723 EUR

View

Price last confirmed 7 days ago

Retailer 10

£1,519 GBP

A$3,134 AUD

View

Retailer 11

£1,524 GBP

ZAR 33,018 ZAR

View

Retailer 12

£1,723 GBP

$2,311 USD

View

B+

Retailer 13

£1,812 GBP

A$3,738 AUD

View

Retailer 14

£1,836 GBP

$2,462 USD

View

B+

Retailer 15

£2,068 GBP

View

B+

Retailer 16

£2,107 GBP

$2,826 USD

View

B+

Retailer 17

£2,221 GBP

$2,978 USD

View

B+

Retailer 18

£2,361 GBP

$3,166 USD

View

B+

Retailer 19

£2,600 GBP

$3,487 USD

View

B+

Retailer 20

£2,692 GBP

$3,610 USD

View

B+

Retailer 21

£2,809 GBP

View

Retailer 22

£3,364 GBP

A$6,941 AUD

View

Price last confirmed 25 days ago

Retailer 23

£3,684 GBP

$4,940 USD

View

Price last confirmed 26 days ago

Most Expensive

Brilliant Earth

21056898A · Oct 30

£4,780 GBP

$6,410 USD

View

23 more retailers have this diamond

Prices start from £646 GBPSave up to £4,134 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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