Marquise|Lab Grown|IGI

5.05ct E VVS1 Marquise Lab Grown Diamond

ID • E/VVS1 • IGI LG811634031

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG811634031

Diamond specifications and retailer prices

From £1,158 GBP

$1,552 USD

As of October 30, 2026

Save £5,700 GBP (83%) vs most expensive(unlock to see where)

25 retailers carry this diamond

Most expensive: £7,193 GBP at Novita Diamonds · As of October 8, 2026

View at Novita Diamonds

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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG811634031 or 811634031. Listed at 25 retailers as of October 30, 2026, with a 492% 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

5.05

Carat

Colour

VVS1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle34.7°

Pavilion angle40.9°

OriginLab Grown

Grading LabIGI

CertificateIGI LG811634031

Dimensions17.99 × 8.83 × 5.58 mm

L/W Ratio2.04

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 LG811634031

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: £1,904 GBP|Low: £1,158 GBP|High: £9,822 GBP|Avg: £3,385 GBP|-25.0%

Retailer 1

Retailer 2

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October 31, 2026

Retailer 18£1,158 GBP

Retailer 22£1,296 GBP

Retailer 3£1,344 GBP

Retailer 5£1,422 GBP

Retailer 16£1,558 GBP

Retailer 15£1,570 GBP

Retailer 1£1,904 GBP

Retailer 12£2,376 GBP

Retailer 13£2,392 GBP

Retailer 10£2,519 GBP

Retailer 4£2,652 GBP

Retailer 21£2,728 GBP

Retailer 2£2,731 GBP

Retailer 6£3,242 GBP

Retailer 14£3,398 GBP

Retailer 8£3,622 GBP

Retailer 7£3,859 GBP

Retailer 19£3,920 GBP

Retailer 20£4,723 GBP

Retailer 11£4,836 GBP

Retailer 9£4,898 GBP

Retailer 17£6,859 GBP

23 data points across 22 retailers

25 retailers£1,158 GBP to £6,859 GBP

Cheapest Retailer

£1,158 GBP

$1,552 USD

Retailer 2

£1,296 GBP

$1,737 USD

View

Final sale: no returns

Retailer 3

£1,344 GBP

$1,801 USD

View

Retailer 4

£1,422 GBP

$1,905 USD

View

Retailer 5

£1,558 GBP

$2,087 USD

View

Retailer 6

£1,570 GBP

$2,104 USD

View

Retailer 7

£1,806 GBP

$2,420 USD

View

Price last confirmed 20 days ago

Retailer 8

£1,904 GBP

View

B+

Retailer 9

£2,376 GBP

$3,184 USD

View

B+

Retailer 10

£2,392 GBP

$3,205 USD

View

B+

Retailer 11

£2,519 GBP

$3,375 USD

View

B+

Retailer 12

£2,652 GBP

€3,384 EUR

View

B+

Retailer 13

£2,728 GBP

$3,655 USD

View

B+

Retailer 14

£2,731 GBP

ZAR 59,108 ZAR

View

B+

Retailer 15

£3,242 GBP

View

Retailer 16

£3,398 GBP

A$7,004 AUD

View

Price last confirmed 9 days ago

B+

Retailer 17

£3,453 GBP

$4,627 USD

View

B+

Retailer 18

£3,622 GBP

$4,853 USD

View

B+

Retailer 19

£3,859 GBP

View

Retailer 20

£3,920 GBP

$5,253 USD

View

Retailer 21

£4,723 GBP

$6,328 USD

View

Retailer 22

£4,836 GBP

$6,480 USD

View

Retailer 23

£4,898 GBP

$6,563 USD

View

Retailer 24

£6,859 GBP

$9,190 USD

View

Most Expensive

Novita Diamonds

cert_811634031 · Oct 8

£7,193 GBP

A$14,828 AUD

View

Price last confirmed 22 days ago

24 more retailers have this diamond

Prices start from £1,158 GBPSave up to £5,700 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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