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Cushion|Natural|IGI

0.50ct I SI1 Cushion Natural Diamond

VG • I/SI1 • IGI 749531688

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

Certificate IGI 749531688

Diamond specifications and retailer prices

From £238 GBP
₹30,378 INR
As of November 2, 2026
Save £516 GBP (68%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £753 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 0.5ct natural cushion diamond

This 0.5ct natural cushion sits in the half to three-quarter carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 749531688. Listed at 6 retailers as of October 29, 2026, with prices from £238 to £753, a £516 spread on the same certified stone. MOH London lists it at £753. 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

0.50
Carat
I
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceFaint
Crown angle39°
Pavilion angle37.3°
OriginNatural
Grading LabIGI
CertificateIGI 749531688
Dimensions4.46 × 4.38 × 3.06 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizePointed
Top View
4.46 mm4.38 mm0.50 ctI / SI1
OriginNatural
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateIGI 749531688
Side View
Table 67.0%Crown 39°Girdle: STK-THKPavilion 37.3°Culet: NoneDepth 69.9%

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: Nov 2
Current: £753 GBP|Low: £237 GBP|High: £758 GBP|Avg: £455 GBP|-0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 2£238 GBP
Retailer 3£418 GBP
Retailer 6£422 GBP
Retailer 4£494 GBP
Retailer 5£501 GBP
MOH London£753 GBP

42 data points across 6 retailers

6 retailers£238 GBP to £753 GBP

A
Cheapest Retailer
-
£238 GBP
₹30,378 INR
B+
Retailer 2
-
£418 GBP
View
B+
Retailer 3
-
£422 GBP
$566 USD
View
B
Retailer 4
-
£494 GBP
€631 EUR
View
B
Retailer 5
-
£501 GBP
ZAR 10,854 ZAR
View
Most Expensive
B
MOH London
2F210ED91 · Oct 29
£753 GBP
View
5 more retailers have this diamond
Prices start from £238 GBPSave up to £516 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
0.50ct Cushion
£238 GBP