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Cushion|Natural|IGI

0.31ct D SI2 Cushion Natural Diamond

VG • D/SI2 • IGI 734511586

Shape and cutting style on the report: Cushion brilliant

Certificate IGI 734511586

Diamond specifications and retailer prices

From $307 CAD
$220 USD
As of October 25, 2026
Save $360 CAD (54%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $667 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 0.31ct natural cushion diamond

This 0.31ct natural cushion sits in the sub-half-carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 734511586. Listed at 8 retailers as of October 25, 2026, with prices from $307 to $667, a $360 spread on the same certified stone. MOH London lists it at $667. 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

0.31
Carat
D
Color
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle39.5°
Pavilion angle38.7°
OriginNatural
Grading LabIGI
CertificateIGI 734511586
Dimensions4.27 × 3.53 × 2.63 mm
L/W Ratio1.21
Girdle conditionFaceted
Culet sizePointed
Top View
4.27 mm3.53 mm0.31 ctD / SI2
OriginNatural
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI 734511586
Side View
Table 70.0%Crown 39.5°Girdle: MED-THKPavilion 38.7°Culet: NoneDepth 74.5%

Caratlytics Score

How it works →
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: Oct 25
Current: $667 CAD|Low: $307 CAD|High: $761 CAD|Avg: $489 CAD|-12.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 8$307 CAD
Retailer 6$310 CAD
Retailer 9$323 CAD
Retailer 4$394 CAD
Retailer 5$401 CAD
Retailer 2$469 CAD
Retailer 3$584 CAD
Retailer 7$591 CAD
MOH London$667 CAD

42 data points across 9 retailers

8 retailers$307 CAD to $667 CAD

A
Cheapest Retailer
-
$307 CAD
$220 USD
A
Retailer 2
-
$310 CAD
$222 USD
View
A
Retailer 3
-
$394 CAD
£222 GBP
View
B+
Retailer 4
-
$401 CAD
View
A
Retailer 5
-
$469 CAD
$336 USD
View
B+
Retailer 6
-
$584 CAD
£329 GBP
View
B+
Retailer 7
-
$591 CAD
€403 EUR
View
Most Expensive
B+
MOH London
73EC9F681 · Oct 29
$667 CAD
£376 GBP
View
7 more retailers have this diamond
Prices start from $307 CADSave up to $360 CAD

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
0.31ct Cushion
$307 CAD