Marquise|Lab Grown|IGI

2.43ct D VVS1 Marquise Lab Grown Diamond

ID • D/VVS1 • IGI LG834606599

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG834606599

Diamond specifications and retailer prices

From £454 GBP

As of November 1, 2026

Save £2,210 GBP (83%) vs most expensive(unlock to see where)

18 retailers carry this diamond

Most expensive: £2,664 GBP at Rare Carat · As of October 28, 2026

View at Rare Carat

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 LG834606599 or 834606599. Listed at 18 retailers as of October 28, 2026, with prices from £454 to £2,664, a £2,210 spread on the same certified stone. Rare Carat lists it at £2,664. 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 angle38.5°

Pavilion angle39.6°

OriginLab Grown

Grading LabIGI

CertificateIGI LG834606599

Dimensions14.84 × 6.77 × 4.12 mm

L/W Ratio2.19

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 LG834606599

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 1

Current: £2,664 GBP|Low: £454 GBP|High: £2,694 GBP|Avg: £1,343 GBP|-1.1%

Rare Carat

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November 1, 2026

Retailer 2£454 GBP

Retailer 5£477 GBP

Retailer 9£627 GBP

Retailer 17£705 GBP

Retailer 7£770 GBP

Retailer 11£822 GBP

Retailer 15£1,047 GBP

Retailer 16£1,170 GBP

Retailer 4£1,275 GBP

Retailer 14£1,307 GBP

Retailer 6£1,535 GBP

Retailer 12£1,695 GBP

Retailer 3£1,706 GBP

Retailer 13£1,738 GBP

Retailer 10£2,044 GBP

Retailer 18£2,096 GBP

Retailer 8£2,304 GBP

Rare Carat£2,664 GBP

37 data points across 18 retailers

18 retailers£454 GBP to £2,664 GBP

Cheapest Retailer

£454 GBP

Retailer 2

£477 GBP

$639 USD

View

Final sale: no returns

Retailer 3

£627 GBP

$840 USD

View

Retailer 4

£705 GBP

$945 USD

View

Retailer 5

£770 GBP

€983 EUR

View

Retailer 6

£822 GBP

View

B+

Retailer 7

£1,047 GBP

$1,403 USD

View

B+

Retailer 8

£1,170 GBP

A$2,411 AUD

View

B+

Retailer 9

£1,275 GBP

ZAR 27,596 ZAR

View

B+

Retailer 10

£1,307 GBP

$1,751 USD

View

B+

Retailer 11

£1,535 GBP

View

Retailer 12

£1,695 GBP

$2,271 USD

View

Retailer 13

£1,706 GBP

$2,286 USD

View

Retailer 14

£1,738 GBP

$2,329 USD

View

Retailer 15

£2,044 GBP

A$4,213 AUD

View

Price last confirmed 23 days ago

Retailer 16

£2,096 GBP

SGD 3,796 SGD

View

Retailer 17

£2,304 GBP

View

Most Expensive

Rare Carat

CN249-40A · Oct 28

£2,664 GBP

$3,570 USD

View

17 more retailers have this diamond

Prices start from £454 GBPSave up to £2,210 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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2.43ct Marquise

£454 GBP