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Princess|Lab Grown|IGI

2.55ct E SI1 Princess Lab Grown Diamond

ID • E/SI1 • IGI LG652421871

Shape and cutting style on the report: Princess cut

Certificate IGI LG652421871

Diamond specifications and retailer prices

From £344 GBP
$458 USD
As of October 27, 2026
Save £1,152 GBP (77%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £1,496 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 2.55ct lab-grown princess diamond

This 2.55ct lab-grown princess sits in the two to three carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG652421871 or 652421871. Listed at 11 retailers as of October 27, 2026, with prices from £344 to £1,496, a £1,152 spread on the same certified stone. MOH London lists it at £1,496. 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

2.55
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.6°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG652421871
Dimensions7.40 × 7.31 × 5.44 mm
L/W Ratio1.01
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.40 mm7.31 mm2.55 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG652421871
Side View
Table 71.0%Crown 47.6°Girdle: MediumPavilion 39.5°Culet: NoneDepth 74.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 27
Current: £1,496 GBP|Low: £344 GBP|High: £2,636 GBP|Avg: £1,078 GBP
MOH London
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
October 29, 2026
Retailer 3£344 GBP
Retailer 10£381 GBP
Retailer 13£423 GBP
Retailer 11£480 GBP
Retailer 9£492 GBP
Retailer 12£597 GBP
Retailer 16£602 GBP
Retailer 4£606 GBP
Retailer 2£625 GBP
Retailer 14£638 GBP
Retailer 15£1,225 GBP
Retailer 6£1,367 GBP
Retailer 5£1,431 GBP
MOH London£1,496 GBP
Retailer 8£2,433 GBP
Retailer 7£2,636 GBP

3 data points across 16 retailers

11 retailers£344 GBP to £1,496 GBP

A
Cheapest Retailer
-
£344 GBP
$458 USD
Retailer 2
-
£381 GBP
$507 USD
View
A
Retailer 3
-
£423 GBP
HK$4,400 HKD
View
A
Retailer 4
-
£480 GBP
View
Retailer 5
-
£492 GBP
$655 USD
View
Retailer 6
-
£597 GBP
$795 USD
View
A
Retailer 7
-
£602 GBP
$802 USD
View
A
Retailer 8
-
£625 GBP
View
A
Retailer 9
-
£638 GBP
$849 USD
View
B
Retailer 10
-
£1,225 GBP
$1,631 USD
View
Most Expensive
MOH London
LG652421871 · Oct 29
£1,496 GBP
View
10 more retailers have this diamond
Prices start from £344 GBPSave up to £1,152 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.

A
2.55ct Princess
£344 GBP