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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 $390 NZD
$220 USD
As of November 1, 2026
Save $457 NZD (54%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $847 NZD 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 7 retailers as of October 29, 2026, with prices from $390 to $847, a $457 spread on the same certified stone. MOH London lists it at $847. 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
Colour
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $847 NZD|Low: $390 NZD|High: $933 NZD|Avg: $613 NZD|-8.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 8$390 NZD
Retailer 7$394 NZD
Retailer 9$410 NZD
Retailer 5$500 NZD
Retailer 6$510 NZD
Retailer 4$596 NZD
Retailer 2$739 NZD
Retailer 3$749 NZD
MOH London$847 NZD

44 data points across 9 retailers

7 retailers$390 NZD to $847 NZD

A
Cheapest Retailer
-
$390 NZD
$220 USD
A
Retailer 2
-
$394 NZD
$222 USD
View
A
Retailer 3
-
$500 NZD
£222 GBP
View
A
Retailer 4
-
$596 NZD
$336 USD
View
B+
Retailer 5
-
$739 NZD
£328 GBP
View
B+
Retailer 6
-
$749 NZD
€402 EUR
View
Most Expensive
B+
MOH London
73EC9F681 · Oct 29
$847 NZD
£376 GBP
View
6 more retailers have this diamond
Prices start from $390 NZDSave up to $457 NZD

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
$390 NZD