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Cushion|Lab Grown|IGI

1.54ct D SI2 Cushion Lab Grown Diamond

ID • D/SI2 • IGI LG532272030

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG532272030

Diamond specifications and retailer prices

From £208 GBP
As of November 6, 2026
Save £714 GBP (77%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £922 GBP at MOH London · As of November 5, 2026
View at MOH London

About this 1.54ct lab-grown cushion diamond

This 1.54ct lab-grown cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG532272030 or 532272030. Listed at 12 retailers as of November 5, 2026, with prices from £208 to £922, a £714 spread on the same certified stone. MOH London lists it at £922. 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

1.54
Carat
D
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG532272030
Dimensions6.80 × 6.71 × 4.39 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
6.80 mm6.71 mm1.54 ctD / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG532272030
Side View
Table 62.5%Crown 36.7°Girdle: MED-STKPavilion 39.3°Culet: NoneDepth 65.4%

Caratlytics Score

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A
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: Nov 6
Current: £922 GBP|Low: £208 GBP|High: £936 GBP|Avg: £485 GBP|-1.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 11£208 GBP
Retailer 9£231 GBP
Retailer 4£281 GBP
Retailer 10£310 GBP
Retailer 2£412 GBP
Retailer 3£418 GBP
Retailer 5£435 GBP
Retailer 6£586 GBP
Retailer 8£650 GBP
Retailer 7£770 GBP
MOH London£922 GBP

44 data points across 11 retailers

12 retailers£208 GBP to £922 GBP

A
Cheapest Retailer
-
£208 GBP
Final sale: no returns
Retailer 2
-
£231 GBP
View
Price last confirmed 12 days ago
A
Retailer 3
-
£281 GBP
View
B+
Retailer 4
-
£310 GBP
View
A
Retailer 5
-
£346 GBP
View
A
Retailer 6
-
£412 GBP
View
A
Retailer 7
-
£418 GBP
View
A
Retailer 8
-
£435 GBP
View
B+
Retailer 9
-
£586 GBP
View
Retailer 10
-
£650 GBP
View
Price last confirmed 16 days ago
B
Retailer 11
-
£770 GBP
View
Most Expensive
B
MOH London
LG532272030 · Nov 5
£922 GBP
View
11 more retailers have this diamond
Prices start from £208 GBPSave up to £714 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
1.54ct Cushion
£208 GBP