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Cushion|Lab Grown|IGI

1.56ct E IF Cushion Lab Grown Diamond

EX • E/IF • IGI LG756525315

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG756525315

Diamond specifications and retailer prices

From £554 GBP
As of October 26, 2026
Save £709 GBP (56%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £1,263 GBP at MOH London · As of October 26, 2026
View at MOH London

About this 1.56ct lab-grown cushion diamond

This 1.56ct lab-grown cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG756525315 or 756525315. Listed at 5 retailers as of October 26, 2026, with prices from £554 to £1,263, a £709 spread on the same certified stone. MOH London lists it at £1,263. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.56
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle36°
OriginLab Grown
Grading LabIGI
CertificateIGI LG756525315
Dimensions6.62 × 6.54 × 4.30 mm
L/W Ratio1.01
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
6.62 mm6.54 mm1.56 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG756525315
Side View
Table 64.0%Crown 34.6°Girdle: MED-THKPavilion 36°Culet: NoneDepth 65.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 26
Current: £1,263 GBP|Low: £507 GBP|High: £1,762 GBP|Avg: £922 GBP
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 26, 2026
Retailer 2£507 GBP
Retailer 3£554 GBP
Retailer 6£688 GBP
Retailer 8£746 GBP
Retailer 4£813 GBP
Retailer 5£1,044 GBP
MOH London£1,263 GBP
Retailer 7£1,762 GBP

4 data points across 8 retailers

5 retailers£554 GBP to £1,263 GBP

Retailer 1
-
£507 GBP
$679 USD
Price last confirmed 7 days ago
A
Retailer 2
-
£554 GBP
View
Retailer 3
-
£813 GBP
$1,090 USD
View
Price last confirmed 7 days ago
Retailer 4
-
£1,044 GBP
$1,399 USD
View
Price last confirmed 7 days ago
Most Expensive
B+
MOH London
LG756525315 · Oct 26
£1,263 GBP
View
4 more retailers have this diamond
Prices start from £554 GBPSave up to £709 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
1.56ct Cushion
£554 GBP