Marquise|Lab Grown|IGI

2.58ct F VS1 Marquise Lab Grown Diamond

ID • F/VS1 • IGI LG821690672

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG821690672

Diamond specifications and retailer prices

From £382 GBP

HK$4,000 HKD

As of November 1, 2026

Save £1,551 GBP (80%) vs most expensive(unlock to see where)

24 retailers carry this diamond

Most expensive: £1,933 GBP at Brilliant Earth · As of October 31, 2026

View at Brilliant Earth

About this 2.58ct lab-grown marquise diamond

This 2.58ct lab-grown marquise sits in the two to three carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG821690672 or 821690672. Listed at 24 retailers as of October 31, 2026, with prices from £382 to £1,933, a £1,551 spread on the same certified stone. Brilliant Earth lists it at £1,933. 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

2.58

Carat

Colour

VS1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle36°

Pavilion angle39.7°

OriginLab Grown

Grading LabIGI

CertificateIGI LG821690672

Dimensions14.27 × 7.28 × 4.43 mm

L/W Ratio1.96

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 LG821690672

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: £1,933 GBP|Low: £283 GBP|High: £2,030 GBP|Avg: £851 GBP|-4.8%

Brilliant Earth

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October 31, 2026

Retailer 8£283 GBP

Retailer 15£316 GBP

Retailer 12£316 GBP

Retailer 7£350 GBP

Retailer 5£382 GBP

Retailer 22£391 GBP

Retailer 21£463 GBP

Retailer 25£538 GBP

Retailer 10£558 GBP

Retailer 9£565 GBP

Retailer 17£630 GBP

Retailer 23£630 GBP

Retailer 20£723 GBP

Retailer 24£784 GBP

Retailer 4£837 GBP

Retailer 13£862 GBP

Retailer 2£1,094 GBP

Retailer 6£1,126 GBP

Retailer 16£1,155 GBP

Retailer 18£1,270 GBP

Retailer 14£1,311 GBP

Retailer 11£1,316 GBP

Retailer 3£1,371 GBP

Retailer 19£1,468 GBP

Brilliant Earth£1,933 GBP

23 data points across 25 retailers

24 retailers£382 GBP to £1,933 GBP

Retailer 1

£283 GBP

$379 USD

Price last confirmed 9 days ago

Retailer 2

£316 GBP

$424 USD

View

Price last confirmed 8 days ago

Retailer 3

£350 GBP

$469 USD

View

Price last confirmed 7 days ago

Retailer 4

£382 GBP

HK$4,000 HKD

View

Retailer 5

£391 GBP

View

Retailer 6

£463 GBP

$620 USD

View

Price last confirmed 5 days ago

Retailer 7

£538 GBP

€687 EUR

View

Retailer 8

£558 GBP

$748 USD

View

Price last confirmed 7 days ago

Retailer 9

£565 GBP

$757 USD

View

Retailer 10

£630 GBP

A$1,298 AUD

View

Retailer 11

£630 GBP

View

Retailer 12

£723 GBP

$969 USD

View

Retailer 13

£784 GBP

A$1,616 AUD

View

Price last confirmed 7 days ago

Retailer 14

£837 GBP

ZAR 18,126 ZAR

View

Price last confirmed 9 days ago

Retailer 15

£862 GBP

$1,155 USD

View

B+

Retailer 16

£1,094 GBP

SGD 1,980 SGD

View

Retailer 17

£1,126 GBP

$1,509 USD

View

Price last confirmed 7 days ago

B+

Retailer 18

£1,155 GBP

$1,547 USD

View

Retailer 19

£1,270 GBP

A$2,618 AUD

View

Price last confirmed 24 days ago

B+

Retailer 20

£1,311 GBP

$1,757 USD

View

Retailer 21

£1,316 GBP

$1,763 USD

View

Price last confirmed 8 days ago

B+

Retailer 22

£1,371 GBP

View

B+

Retailer 23

£1,468 GBP

$1,967 USD

View

Most Expensive

Brilliant Earth

20986771A · Oct 31

£1,933 GBP

$2,590 USD

View

23 more retailers have this diamond

Prices start from £382 GBPSave up to £1,551 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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