Princess|Lab Grown|IGI

2.51ct H VS1 Princess Lab Grown Diamond

EX • H/VS1 • IGI LG541256688

Shape and cutting style on the report: Princess cut

Certificate IGI LG541256688

Diamond specifications and retailer prices

From £287 GBP

$385 USD

As of October 30, 2026

Save £1,114 GBP (79%) vs most expensive(unlock to see where)

16 retailers carry this diamond

Most expensive: £1,401 GBP at MOH London · As of October 29, 2026

View at MOH London

About this 2.51ct lab-grown princess diamond

This 2.51ct lab-grown princess sits in the two to three carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG541256688 or 541256688. Listed at 16 retailers as of October 29, 2026, with prices from £287 to £1,401, a £1,114 spread on the same certified stone. MOH London lists it at £1,401. 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

2.51

Carat

Colour

VS1

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle38.9°

Pavilion angle39.5°

OriginLab Grown

Grading LabIGI

CertificateIGI LG541256688

Dimensions7.68 × 7.63 × 5.23 mm

L/W Ratio1.01

Culet sizePointed

Cert comments

This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG541256688

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: Oct 30

Current: £1,401 GBP|Low: £276 GBP|High: £1,476 GBP|Avg: £731 GBP|+0.5%

MOH London

Retailer 2

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October 29, 2026

Retailer 14£287 GBP

Retailer 6£322 GBP

Retailer 4£322 GBP

Retailer 3£357 GBP

Retailer 15£357 GBP

Retailer 11£466 GBP

Retailer 16£566 GBP

Retailer 8£617 GBP

Retailer 5£625 GBP

Retailer 2£789 GBP

Retailer 10£860 GBP

Retailer 7£967 GBP

Retailer 13£1,000 GBP

Retailer 12£1,056 GBP

Retailer 17£1,146 GBP

Retailer 9£1,174 GBP

MOH London£1,401 GBP

26 data points across 17 retailers

16 retailers£287 GBP to £1,401 GBP

Cheapest Retailer

£287 GBP

$385 USD

Retailer 2

£322 GBP

$431 USD

View

Final sale: no returns

Retailer 3

£322 GBP

$432 USD

View

Retailer 4

£357 GBP

$478 USD

View

Retailer 5

£357 GBP

$478 USD

View

Retailer 6

£466 GBP

$625 USD

View

Retailer 7

£566 GBP

$759 USD

View

Retailer 8

£617 GBP

$827 USD

View

Retailer 9

£625 GBP

$837 USD

View

Retailer 10

£789 GBP

A$1,626 AUD

View

Retailer 11

£860 GBP

ZAR 18,616 ZAR

View

B+

Retailer 12

£1,000 GBP

$1,340 USD

View

B+

Retailer 13

£1,056 GBP

$1,415 USD

View

B+

Retailer 14

£1,146 GBP

$1,536 USD

View

B+

Retailer 15

£1,174 GBP

$1,573 USD

View

Most Expensive

B+

MOH London

LG541256688 · Oct 29

£1,401 GBP

View

15 more retailers have this diamond

Prices start from £287 GBPSave up to £1,114 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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2.51ct Princess

£287 GBP