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Cushion|Natural|IGI

0.54ct J SI1 Cushion Natural Diamond

VG • J/SI1 • IGI 749531609

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

Certificate IGI 749531609

Diamond specifications and retailer prices

From £229 GBP
As of November 6, 2026
Save £499 GBP (69%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £729 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 0.54ct natural cushion diamond

This 0.54ct natural cushion sits in the half to three-quarter carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 749531609. Listed at 6 retailers as of November 4, 2026, with prices from £229 to £729, a £499 spread on the same certified stone. MOH London lists it at £729. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.54
Carat
J
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceFaint
Crown angle37.5°
Pavilion angle35.3°
OriginNatural
Grading LabIGI
CertificateIGI 749531609
Dimensions4.62 × 4.39 × 3.10 mm
L/W Ratio1.05
Girdle conditionFaceted
Culet sizePointed
Top View
4.62 mm4.39 mm0.54 ctJ / SI1
OriginNatural
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateIGI 749531609
Side View
Table 65.0%Crown 37.5°Girdle: MED-THKPavilion 35.3°Culet: NoneDepth 70.6%

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: Nov 6
Current: £729 GBP|Low: £229 GBP|High: £757 GBP|Avg: £456 GBP|-3.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 2£229 GBP
Retailer 4£402 GBP
Retailer 6£413 GBP
Retailer 3£478 GBP
Retailer 5£489 GBP
MOH London£729 GBP

42 data points across 6 retailers

6 retailers£229 GBP to £729 GBP

A
Cheapest Retailer
-
£229 GBP
B+
Retailer 2
-
£402 GBP
View
B+
Retailer 3
-
£413 GBP
View
B+
Retailer 4
-
£478 GBP
View
B+
Retailer 5
-
£489 GBP
View
Most Expensive
B
MOH London
A9D1BA8A1 · Nov 4
£729 GBP
View
5 more retailers have this diamond
Prices start from £229 GBPSave up to £499 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
0.54ct Cushion
£229 GBP