CaratHunter
Plans
Cushion|Lab Grown|IGI

2.55ct E IF Cushion Lab Grown Diamond

ID • E/IF • IGI LG803686853

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG803686853

Diamond specifications and retailer prices

From £1,091 GBP
$1,453 USD
As of October 28, 2026
Save £1,717 GBP (61%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £2,809 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 2.55ct lab-grown cushion diamond

This 2.55ct lab-grown cushion 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 LG803686853 or 803686853. Listed at 2 retailers as of October 28, 2026, with prices from £1,091 to £2,809, a £1,717 spread on the same certified stone. MOH London lists it at £2,809. 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

2.55
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31°
Pavilion angle34.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG803686853
Dimensions9.72 × 6.87 × 4.46 mm
L/W Ratio1.41
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
Top View
9.72 mm6.87 mm2.55 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG803686853
Side View
Table 59.0%Crown 31°Girdle: MED-THKPavilion 34.4°Culet: NoneDepth 64.9%

Caratlytics Score

How it works →
A
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 28
Current: £2,809 GBP|Low: £1,091 GBP|High: £4,078 GBP|Avg: £2,485 GBP|-10.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 29, 2026
Retailer 2£1,091 GBP
Retailer 4£1,626 GBP
Retailer 3£1,726 GBP
MOH London£2,809 GBP
Retailer 6£3,165 GBP
Retailer 5£4,078 GBP

13 data points across 6 retailers

2 retailers£1,091 GBP to £2,809 GBP

A
Cheapest Retailer
-
£1,091 GBP
$1,453 USD
Most Expensive
B+
MOH London
LG803686853 · Oct 29
£2,809 GBP
View
1 more retailer has this diamond
Prices start from £1,091 GBPSave up to £1,717 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 Cushion
£1,091 GBP