Marquise|Lab Grown|IGI

2.55ct F VVS1 Marquise Lab Grown Diamond

ID • F/VVS1 • IGI LG845615237

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG845615237

Diamond specifications and retailer prices

From £308 GBP

$413 USD

As of October 27, 2026

Save £2,263 GBP (88%) vs most expensive(unlock to see where)

23 retailers carry this diamond

Most expensive: £2,571 GBP at Brilliant Earth · As of November 1, 2026

View at Brilliant Earth

About this 2.55ct lab-grown marquise diamond

This 2.55ct lab-grown marquise sits in the two to three carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG845615237 or 845615237. Listed at 23 retailers as of October 27, 2026, with prices from £308 to £2,571, a £2,263 spread on the same certified stone. Brilliant Earth lists it at £2,571. 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

2.55

Carat

Colour

VVS1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle39.4°

Pavilion angle39.2°

OriginLab Grown

Grading LabIGI

CertificateIGI LG845615237

Dimensions13.95 × 7.13 × 4.37 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 LG845615237

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 27

Current: £2,571 GBP|Low: £308 GBP|High: £2,571 GBP|Avg: £842 GBP

Brilliant Earth

Retailer 2

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November 2, 2026

Retailer 11£308 GBP

Retailer 3£341 GBP

Retailer 16£351 GBP

Retailer 13£358 GBP

Retailer 12£389 GBP

Retailer 15£389 GBP

Retailer 8£488 GBP

Retailer 19£507 GBP

Retailer 10£583 GBP

Retailer 17£622 GBP

Retailer 20£645 GBP

Retailer 7£840 GBP

Retailer 9£916 GBP

Retailer 6£931 GBP

Retailer 2£1,060 GBP

Retailer 4£1,200 GBP

Retailer 21£1,222 GBP

Retailer 23£1,241 GBP

Retailer 14£1,250 GBP

Retailer 22£1,329 GBP

Retailer 18£1,477 GBP

Retailer 5£1,673 GBP

Brilliant Earth£2,571 GBP

13 data points across 23 retailers

23 retailers£308 GBP to £2,571 GBP

Cheapest Retailer

£308 GBP

$413 USD

Retailer 2

£341 GBP

$458 USD

View

Final sale: no returns

Retailer 3

£351 GBP

$471 USD

View

Price last confirmed 9 days ago

Retailer 4

£358 GBP

View

Retailer 5

£389 GBP

$522 USD

View

Price last confirmed 8 days ago

Retailer 6

£389 GBP

$522 USD

View

Price last confirmed 8 days ago

Retailer 7

£488 GBP

$655 USD

View

B+

Retailer 8

£507 GBP

$680 USD

View

Retailer 9

£583 GBP

€745 EUR

View

Retailer 10

£622 GBP

View

Retailer 11

£645 GBP

$866 USD

View

Retailer 12

£840 GBP

A$1,735 AUD

View

Retailer 13

£916 GBP

ZAR 19,858 ZAR

View

Retailer 14

£931 GBP

$1,250 USD

View

B+

Retailer 15

£1,060 GBP

$1,423 USD

View

B+

Retailer 16

£1,200 GBP

SGD 2,177 SGD

View

B+

Retailer 17

£1,222 GBP

$1,640 USD

View

B+

Retailer 18

£1,241 GBP

$1,666 USD

View

Retailer 19

£1,250 GBP

$1,677 USD

View

Price last confirmed 8 days ago

B+

Retailer 20

£1,329 GBP

$1,784 USD

View

B+

Retailer 21

£1,477 GBP

View

Retailer 22

£1,673 GBP

A$3,454 AUD

View

Most Expensive

Brilliant Earth

22284346A · Nov 1

£2,571 GBP

$3,450 USD

View

22 more retailers have this diamond

Prices start from £308 GBPSave up to £2,263 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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