Princess|Lab Grown|IGI

2.54ct E IF Princess Lab Grown Diamond

ID • E/IF • IGI LG805610478

Shape and cutting style on the report: Princess cut

Certificate IGI LG805610478

Diamond specifications and retailer prices

From £650 GBP

$864 USD

As of October 27, 2026

Save £3,090 GBP (83%) vs most expensive(unlock to see where)

24 retailers carry this diamond

Most expensive: £3,740 GBP at Brilliant Earth · As of October 28, 2026

View at Brilliant Earth

About this 2.54ct lab-grown princess diamond

This 2.54ct lab-grown princess sits in the two to three carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG805610478 or 805610478. Listed at 24 retailers as of October 27, 2026, with prices from £650 to £3,740, a £3,090 spread on the same certified stone. Brilliant Earth lists it at £3,740. 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 angle42.4°

Pavilion angle37.8°

OriginLab Grown

Grading LabIGI

CertificateIGI LG805610478

Dimensions7.48 × 7.43 × 5.26 mm

L/W Ratio1.01

Culet sizePointed

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 LG805610478

Side View

Caratlytics Score

How it works →

A+

Exceptional

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: £3,740 GBP|Low: £650 GBP|High: £3,740 GBP|Avg: £1,617 GBP

Brilliant Earth

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October 29, 2026

Retailer 11£650 GBP

Retailer 8£707 GBP

Retailer 10£728 GBP

Retailer 22£754 GBP

Retailer 2£767 GBP

Retailer 17£808 GBP

Retailer 5£877 GBP

Retailer 15£971 GBP

Retailer 24£1,014 GBP

Retailer 13£1,152 GBP

Retailer 12£1,212 GBP

Retailer 19£1,256 GBP

Retailer 21£1,584 GBP

Retailer 14£1,844 GBP

Retailer 4£1,927 GBP

Retailer 3£1,970 GBP

Retailer 18£2,087 GBP

Retailer 23£2,120 GBP

Retailer 7£2,359 GBP

Retailer 9£2,534 GBP

Retailer 6£2,616 GBP

Retailer 20£2,830 GBP

Retailer 16£3,029 GBP

Brilliant Earth£3,740 GBP

21 data points across 24 retailers

24 retailers£650 GBP to £3,740 GBP

A+

Cheapest Retailer

£650 GBP

$864 USD

Retailer 2

£707 GBP

$940 USD

View

Retailer 3

£728 GBP

$967 USD

View

Final sale: no returns

Retailer 4

£754 GBP

$1,002 USD

View

Retailer 5

£767 GBP

View

Retailer 6

£808 GBP

$1,073 USD

View

Price last confirmed 12 days ago

Retailer 7

£877 GBP

HK$9,100 HKD

View

Retailer 8

£971 GBP

$1,290 USD

View

Retailer 9

£1,014 GBP

$1,348 USD

View

Retailer 10

£1,152 GBP

View

Retailer 11

£1,212 GBP

$1,611 USD

View

Retailer 12

£1,256 GBP

€1,589 EUR

View

Retailer 13

£1,584 GBP

$2,105 USD

View

Retailer 14

£1,844 GBP

A$3,770 AUD

View

Price last confirmed 7 days ago

Retailer 15

£1,927 GBP

ZAR 41,371 ZAR

View

Retailer 16

£1,970 GBP

$2,618 USD

View

Retailer 17

£2,087 GBP

View

Retailer 18

£2,120 GBP

$2,817 USD

View

Retailer 19

£2,359 GBP

$3,135 USD

View

Retailer 20

£2,534 GBP

SGD 4,550 SGD

View

Retailer 21

£2,616 GBP

$3,476 USD

View

Retailer 22

£2,830 GBP

View

B+

Retailer 23

£3,029 GBP

$4,025 USD

View

Price last confirmed 11 days ago

Most Expensive

B+

Brilliant Earth

20049615A · Oct 28

£3,740 GBP

$4,970 USD

View

23 more retailers have this diamond

Prices start from £650 GBPSave up to £3,090 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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