Marquise|Lab Grown|IGI

2.43ct D VVS1 Marquise Lab Grown Diamond

ID • D/VVS1 • IGI LG834617630

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG834617630

Diamond specifications and retailer prices

From £474 GBP

$635 USD

As of October 31, 2026

Save £3,213 GBP (87%) vs most expensive(unlock to see where)

20 retailers carry this diamond

Most expensive: £3,687 GBP at Brilliant Earth · As of October 31, 2026

View at Brilliant Earth

About this 2.43ct lab-grown marquise diamond

This 2.43ct lab-grown marquise sits in the two to three carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG834617630 or 834617630. Listed at 20 retailers as of October 31, 2026, with prices from £474 to £3,687, a £3,213 spread on the same certified stone. Brilliant Earth lists it at £3,687. 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

2.43

Carat

Colour

VVS1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle40.8°

Pavilion angle40.6°

OriginLab Grown

Grading LabIGI

CertificateIGI LG834617630

Dimensions13.59 × 6.97 × 4.41 mm

L/W Ratio1.95

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 LG834617630

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 31

Current: £3,687 GBP|Low: £455 GBP|High: £4,508 GBP|Avg: £1,509 GBP|-18.2%

Brilliant Earth

Retailer 2

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Retailer 20

November 1, 2026

Retailer 5£455 GBP

Retailer 8£474 GBP

Retailer 17£623 GBP

Retailer 9£703 GBP

Retailer 16£762 GBP

Retailer 7£768 GBP

Retailer 2£819 GBP

Retailer 3£1,046 GBP

Retailer 14£1,166 GBP

Retailer 15£1,267 GBP

Retailer 18£1,302 GBP

Retailer 4£1,524 GBP

Retailer 13£1,690 GBP

Retailer 11£1,701 GBP

Retailer 6£1,732 GBP

Retailer 12£2,044 GBP

Retailer 10£2,092 GBP

Retailer 20£2,291 GBP

Retailer 19£2,661 GBP

Brilliant Earth£3,687 GBP

35 data points across 20 retailers

20 retailers£474 GBP to £3,687 GBP

Retailer 1

£455 GBP

Price last confirmed 15 days ago

Retailer 2

£474 GBP

$635 USD

View

Final sale: no returns

Retailer 3

£623 GBP

$835 USD

View

Retailer 4

£703 GBP

$942 USD

View

Retailer 5

£762 GBP

€972 EUR

View

Retailer 6

£768 GBP

$1,029 USD

View

Retailer 7

£819 GBP

View

B+

Retailer 8

£1,046 GBP

$1,402 USD

View

B+

Retailer 9

£1,166 GBP

A$2,403 AUD

View

B+

Retailer 10

£1,267 GBP

ZAR 27,419 ZAR

View

B+

Retailer 11

£1,302 GBP

$1,745 USD

View

Retailer 12

£1,524 GBP

View

Retailer 13

£1,690 GBP

$2,264 USD

View

B+

Retailer 14

£1,701 GBP

$2,279 USD

View

Retailer 15

£1,732 GBP

$2,321 USD

View

Retailer 16

£2,044 GBP

A$4,213 AUD

View

Price last confirmed 23 days ago

Retailer 17

£2,092 GBP

SGD 3,788 SGD

View

Retailer 18

£2,291 GBP

View

Price last confirmed 11 days ago

Retailer 19

£2,661 GBP

$3,565 USD

View

Most Expensive

Brilliant Earth

21568878A · Oct 31

£3,687 GBP

$4,940 USD

View

19 more retailers have this diamond

Prices start from £474 GBPSave up to £3,213 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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