Marquise|Lab Grown|IGI

2.58ct F VS1 Marquise Lab Grown Diamond

ID • F/VS1 • IGI LG841679626

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG841679626

Diamond specifications and retailer prices

From £314 GBP

$421 USD

As of November 2, 2026

Save £2,753 GBP (90%) vs most expensive(unlock to see where)

12 retailers carry this diamond

Most expensive: £3,067 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 LG841679626 or 841679626. Listed at 12 retailers as of October 31, 2026, with prices from £314 to £3,067, a £2,753 spread on the same certified stone. Brilliant Earth lists it at £3,067. 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 angle35.9°

Pavilion angle40.5°

OriginLab Grown

Grading LabIGI

CertificateIGI LG841679626

Dimensions13.62 × 7.25 × 4.54 mm

L/W Ratio1.88

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 LG841679626

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: £3,067 GBP|Low: £313 GBP|High: £3,067 GBP|Avg: £1,182 GBP

Brilliant Earth

Retailer 2

Retailer 3

Retailer 4

Retailer 5

Retailer 6

Retailer 7

Retailer 8

Retailer 9

Retailer 10

Retailer 11

Retailer 12

November 2, 2026

Retailer 11£314 GBP

Retailer 2£434 GBP

Retailer 6£621 GBP

Retailer 5£866 GBP

Retailer 9£1,094 GBP

Retailer 8£1,097 GBP

Retailer 12£1,254 GBP

Retailer 4£1,361 GBP

Retailer 7£1,434 GBP

Retailer 3£1,562 GBP

Retailer 10£1,755 GBP

Brilliant Earth£3,067 GBP

24 data points across 12 retailers

12 retailers£314 GBP to £3,067 GBP

Cheapest Retailer

£314 GBP

$421 USD

Retailer 2

£434 GBP

View

Retailer 3

£621 GBP

€793 EUR

View

Price last confirmed 8 days ago

Retailer 4

£866 GBP

A$1,785 AUD

View

B+

Retailer 5

£1,094 GBP

$1,466 USD

View

B+

Retailer 6

£1,097 GBP

$1,470 USD

View

B+

Retailer 7

£1,254 GBP

$1,680 USD

View

B+

Retailer 8

£1,361 GBP

$1,824 USD

View

Retailer 9

£1,434 GBP

View

Price last confirmed 8 days ago

Retailer 10

£1,562 GBP

SGD 2,829 SGD

View

Price last confirmed 20 days ago

Retailer 11

£1,755 GBP

$2,352 USD

View

Most Expensive

Brilliant Earth

21712427A · Oct 31

£3,067 GBP

$4,110 USD

View

11 more retailers have this diamond

Prices start from £314 GBPSave up to £2,753 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.

Similar diamonds

2.58ct Marquise

£314 GBP