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Cushion|Natural|IGI

0.40ct J SI1 Cushion Natural Diamond

VG • J/SI1 • IGI 741597186

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

Certificate IGI 741597186

Diamond specifications and retailer prices

From $379 SGD
₹28,213 INR
As of October 30, 2026
Save $842 SGD (69%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,221 SGD at MOH London · As of October 29, 2026
View at MOH London

About this 0.4ct natural cushion diamond

This 0.4ct 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 741597186. Listed at 6 retailers as of October 29, 2026, with prices from $379 to $1,221, a $842 spread on the same certified stone. MOH London lists it at $1,221. 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

0.40
Carat
J
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle37.7°
Pavilion angle37.6°
OriginNatural
Grading LabIGI
CertificateIGI 741597186
Dimensions4.03 × 3.96 × 2.98 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizePointed
Top View
4.03 mm3.96 mm0.40 ctJ / SI1
OriginNatural
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI 741597186
Side View
Table 63.0%Crown 37.7°Girdle: STK-THKPavilion 37.6°Culet: NoneDepth 75.3%

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 30
Current: $1,221 SGD|Low: $376 SGD|High: $1,247 SGD|Avg: $759 SGD|-2.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 5$379 SGD
Retailer 3$676 SGD
Retailer 6$693 SGD
Retailer 4$816 SGD
Retailer 2$847 SGD
MOH London$1,221 SGD

40 data points across 6 retailers

6 retailers$379 SGD to $1,221 SGD

A
Cheapest Retailer
-
$379 SGD
₹28,213 INR
B
Retailer 2
-
$676 SGD
£416 GBP
View
B
Retailer 3
-
$693 SGD
$542 USD
View
B
Retailer 4
-
$816 SGD
ZAR 10,308 ZAR
View
B
Retailer 5
-
$847 SGD
€631 EUR
View
Most Expensive
C
MOH London
811906C0F · Oct 29
$1,221 SGD
£752 GBP
View
5 more retailers have this diamond
Prices start from $379 SGDSave up to $842 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
0.40ct Cushion
$379 SGD