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Cushion|Natural|IGI

0.31ct J SI1 Cushion Natural Diamond

VG • J/SI1 • IGI 749531645

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

Certificate IGI 749531645

Diamond specifications and retailer prices

From $243 SGD
₹18,132 INR
As of November 2, 2026
Save $559 SGD (70%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $802 SGD at MOH London · As of November 2, 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 J colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 749531645. Listed at 6 retailers as of November 2, 2026, with prices from $243 to $802, a $559 spread on the same certified stone. MOH London lists it at $802. 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
J
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle36.8°
Pavilion angle38.5°
OriginNatural
Grading LabIGI
CertificateIGI 749531645
Dimensions3.82 × 3.69 × 2.68 mm
L/W Ratio1.04
Girdle conditionFaceted
Culet sizePointed
Top View
3.82 mm3.69 mm0.31 ctJ / SI1
OriginNatural
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI 749531645
Side View
Table 59.0%Crown 36.8°Girdle: THK-VTKPavilion 38.5°Culet: NoneDepth 72.6%

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: Nov 2
Current: $802 SGD|Low: $243 SGD|High: $823 SGD|Avg: $537 SGD|-1.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 2$243 SGD
Retailer 3$457 SGD
Retailer 6$514 SGD
Retailer 4$539 SGD
Retailer 5$671 SGD
MOH London$802 SGD

41 data points across 6 retailers

6 retailers$243 SGD to $802 SGD

A
Cheapest Retailer
-
$243 SGD
₹18,132 INR
B+
Retailer 2
-
$457 SGD
£281 GBP
View
B
Retailer 3
-
$514 SGD
$402 USD
View
B
Retailer 4
-
$539 SGD
ZAR 6,809 ZAR
View
B
Retailer 5
-
$671 SGD
€500 EUR
View
Most Expensive
C
MOH London
5030AD67E · Nov 2
$802 SGD
£494 GBP
View
5 more retailers have this diamond
Prices start from $243 SGDSave up to $559 SGD

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
$243 SGD