Marquise|Lab Grown|IGI

2.01ct F IF Marquise Lab Grown Diamond

ID • F/IF • IGI LG600306957

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG600306957

Diamond specifications and retailer prices

From £989 GBP

As of November 4, 2026

Save £1,924 GBP (66%) vs most expensive(unlock to see where)

25 retailers carry this diamond

Most expensive: £2,913 GBP at Brilliant Earth · As of November 4, 2026

View at Brilliant Earth

About this 2.01ct lab-grown marquise diamond

This 2.01ct lab-grown marquise sits in the two to three carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG600306957 or 600306957. Listed at 25 retailers as of November 4, 2026, with prices from £989 to £2,913, a £1,924 spread on the same certified stone. Brilliant Earth lists it at £2,913. 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

2.01

Carat

Colour

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle35.8°

Pavilion angle40.6°

OriginLab Grown

Grading LabIGI

CertificateIGI LG600306957

Dimensions12.88 × 6.58 × 4.19 mm

L/W Ratio1.96

Girdle conditionFaceted

Culet sizePointed

Cert comments

As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG600306957

Side View

Caratlytics Score

How it works →

Excellent

Excellent quality and great value

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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4

Current: £2,913 GBP|Low: £598 GBP|High: £5,312 GBP|Avg: £2,074 GBP|-4.6%

Brilliant Earth

Retailer 2

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October 29, 2026

Retailer 9£598 GBP

Retailer 8£694 GBP

Retailer 21£762 GBP

Retailer 16£840 GBP

Retailer 22£883 GBP

Retailer 3£989 GBP

Retailer 7£1,048 GBP

Retailer 14£1,158 GBP

Retailer 2£1,190 GBP

Retailer 18£1,224 GBP

Retailer 20£1,651 GBP

Retailer 13£1,817 GBP

Retailer 17£1,955 GBP

Retailer 10£1,971 GBP

Retailer 6£2,172 GBP

Retailer 11£2,645 GBP

Retailer 5£2,732 GBP

Retailer 15£2,864 GBP

Retailer 12£2,865 GBP

Retailer 19£2,887 GBP

Brilliant Earth£2,913 GBP

Retailer 4£5,312 GBP

30 data points across 22 retailers

25 retailers£989 GBP to £2,913 GBP

Retailer 1

£598 GBP

Price last confirmed 16 days ago

Retailer 2

£598 GBP

View

Price last confirmed 29 days ago

Retailer 3

£694 GBP

View

Price last confirmed 29 days ago

Retailer 4

£694 GBP

View

Price last confirmed 27 days ago

Retailer 5

£840 GBP

View

Price last confirmed 14 days ago

Retailer 6

£883 GBP

View

Price last confirmed 16 days ago

Retailer 7

£927 GBP

View

Price last confirmed 37 days ago

Retailer 8

£989 GBP

View

Retailer 9

£1,008 GBP

View

Price last confirmed 38 days ago

Retailer 10

£1,048 GBP

View

Price last confirmed 14 days ago

Retailer 11

£1,060 GBP

View

Price last confirmed 38 days ago

Retailer 12

£1,158 GBP

View

Price last confirmed 16 days ago

Retailer 13

£1,190 GBP

View

Price last confirmed 15 days ago

Retailer 14

£1,817 GBP

View

Price last confirmed 16 days ago

Retailer 15

£1,955 GBP

View

Price last confirmed 17 days ago

Retailer 16

£1,971 GBP

View

Price last confirmed 15 days ago

Retailer 17

£2,154 GBP

View

Price last confirmed 15 days ago

Retailer 18

£2,154 GBP

View

Price last confirmed 27 days ago

Retailer 19

£2,172 GBP

View

Price last confirmed 15 days ago

Retailer 20

£2,225 GBP

View

Price last confirmed 37 days ago

Retailer 21

£2,645 GBP

View

Price last confirmed 29 days ago

Retailer 22

£2,732 GBP

View

Price last confirmed 16 days ago

Retailer 23

£2,865 GBP

View

Price last confirmed 16 days ago

Retailer 24

£2,887 GBP

View

Price last confirmed 18 days ago

Most Expensive

Brilliant Earth

8402422B · Nov 4

£2,913 GBP

$3,920 USD

View

24 more retailers have this diamond

Prices start from £989 GBPSave up to £1,924 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.

Where to buy this spec

See every retailer carrying 2.01ct F IF marquise lab-grown

Ranked by inventory count, with return policy, certs, and trust signals.

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