Marquise|Lab Grown|IGI

2.04ct F SI1 Marquise Lab Grown Diamond

ID • F/SI1 • IGI LG825661592

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG825661592

Diamond specifications and retailer prices

From £183 GBP

$246 USD

As of November 2, 2026

Save £994 GBP (84%) vs most expensive(unlock to see where)

13 retailers carry this diamond

Most expensive: £1,177 GBP at Brilliant Earth · As of November 2, 2026

View at Brilliant Earth

About this 2.04ct lab-grown marquise diamond

This 2.04ct lab-grown marquise sits in the two to three carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG825661592 or 825661592. Listed at 13 retailers as of November 2, 2026, with prices from £183 to £1,177, a £994 spread on the same certified stone. Brilliant Earth lists it at £1,177. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

2.04

Carat

Colour

SI1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle33.7°

Pavilion angle40.6°

OriginLab Grown

Grading LabIGI

CertificateIGI LG825661592

Dimensions12.75 × 6.68 × 4.14 mm

L/W Ratio1.91

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 LG825661592

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: £1,177 GBP|Low: £182 GBP|High: £1,900 GBP|Avg: £525 GBP|-38.0%

Brilliant Earth

Retailer 2

Retailer 3

Retailer 4

Retailer 5

Retailer 6

Retailer 7

Retailer 8

Retailer 9

Retailer 10

Retailer 11

Retailer 12

Retailer 13

Retailer 14

November 2, 2026

Retailer 9£183 GBP

Retailer 4£203 GBP

Retailer 5£225 GBP

Retailer 14£225 GBP

Retailer 3£274 GBP

Retailer 8£281 GBP

Retailer 12£404 GBP

Retailer 10£432 GBP

Retailer 7£481 GBP

Retailer 6£496 GBP

Retailer 2£567 GBP

Retailer 13£894 GBP

Retailer 11£907 GBP

Brilliant Earth£1,177 GBP

32 data points across 14 retailers

13 retailers£183 GBP to £1,177 GBP

Cheapest Retailer

£183 GBP

$246 USD

Retailer 2

£203 GBP

$273 USD

View

Final sale: no returns

Retailer 3

£225 GBP

$302 USD

View

Price last confirmed 17 days ago

Retailer 4

£225 GBP

$302 USD

View

Retailer 5

£274 GBP

$368 USD

View

Price last confirmed 12 days ago

Retailer 6

£281 GBP

View

Retailer 7

£404 GBP

€516 EUR

View

Retailer 8

£432 GBP

View

Retailer 9

£481 GBP

$646 USD

View

Retailer 10

£567 GBP

$761 USD

View

B+

Retailer 11

£894 GBP

$1,200 USD

View

B+

Retailer 12

£907 GBP

View

Most Expensive

B+

Brilliant Earth

22174410A · Nov 2

£1,177 GBP

$1,580 USD

View

12 more retailers have this diamond

Prices start from £183 GBPSave up to £994 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

2.04ct Marquise

£183 GBP