Marquise|Lab Grown|IGI

2.54ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG715552717

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG715552717

Diamond specifications and retailer prices

From £1,677 GBP

$2,247 USD

As of October 26, 2026

Save £8,242 GBP (83%) vs most expensive(unlock to see where)

16 retailers carry this diamond

Most expensive: £9,919 GBP at Do Amore Diamonds · As of October 26, 2026

View at Do Amore Diamonds

About this 2.54ct lab-grown marquise diamond

This 2.54ct lab-grown marquise sits in the two to three carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG715552717 or 715552717. Listed at 16 retailers as of October 26, 2026, with prices from £1,677 to £9,919, a £8,242 spread on the same certified stone. Do Amore Diamonds lists it at £9,919. 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

2.54

Carat

Colour

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle36.4°

Pavilion angle40.7°

OriginLab Grown

Grading LabIGI

CertificateIGI LG715552717

Dimensions13.60 × 7.01 × 4.59 mm

L/W Ratio1.94

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 LG715552717

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 26

Current: £9,919 GBP|Low: £1,414 GBP|High: £10,807 GBP|Avg: £3,791 GBP|-8.2%

Do Amore Diamonds

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

Retailer 15

Retailer 16

Retailer 17

November 1, 2026

Retailer 6£1,473 GBP

Retailer 16£1,568 GBP

Retailer 7£1,677 GBP

Retailer 11£1,693 GBP

Retailer 9£1,770 GBP

Retailer 13£1,795 GBP

Retailer 14£2,537 GBP

Retailer 10£2,618 GBP

Retailer 12£2,745 GBP

Retailer 15£2,994 GBP

Retailer 4£3,187 GBP

Retailer 3£4,486 GBP

Retailer 17£4,604 GBP

Retailer 5£5,146 GBP

Retailer 8£6,448 GBP

Retailer 2£9,077 GBP

Do Amore Diamonds£9,919 GBP

30 data points across 17 retailers

16 retailers£1,677 GBP to £9,919 GBP

Retailer 1

£1,473 GBP

$1,974 USD

Price last confirmed 9 days ago

Retailer 2

£1,568 GBP

$2,101 USD

View

Price last confirmed 8 days ago

Retailer 3

£1,677 GBP

$2,247 USD

View

Retailer 4

£1,693 GBP

$2,269 USD

View

Retailer 5

£1,795 GBP

$2,405 USD

View

Price last confirmed 6 days ago

Retailer 6

£2,537 GBP

$3,399 USD

View

Price last confirmed 7 days ago

Retailer 7

£2,618 GBP

$3,508 USD

View

Retailer 8

£2,745 GBP

$3,678 USD

View

Retailer 9

£2,994 GBP

€3,820 EUR

View

Price last confirmed 7 days ago

Retailer 10

£3,187 GBP

$4,270 USD

View

Price last confirmed 11 days ago

Retailer 11

£4,486 GBP

A$9,247 AUD

View

Price last confirmed 10 days ago

B+

Retailer 12

£4,604 GBP

$6,169 USD

View

Retailer 13

£5,146 GBP

View

Price last confirmed 11 days ago

Retailer 14

£6,448 GBP

$8,640 USD

View

Retailer 15

£9,077 GBP

A$18,711 AUD

View

Most Expensive

Do Amore Diamonds

27-98D644E98 · Oct 26

£9,919 GBP

$13,290 USD

View

15 more retailers have this diamond

Prices start from £1,677 GBPSave up to £8,242 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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2.54ct Marquise

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