Cushion|Natural|IGI

0.63ct J SI1 Cushion Natural Diamond

VG • J/SI1 • IGI 749531712

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

Certificate IGI 749531712

Diamond specifications and retailer prices

From $658 NZD
As of November 6, 2026
Save $1,429 NZD (68%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $2,087 NZD at MOH London · As of November 4, 2026
View at MOH London

About this 0.63ct natural cushion diamond

This 0.63ct natural cushion sits in the half to three-quarter carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 749531712. Listed at 6 retailers as of November 4, 2026, with prices from $658 to $2,087, a $1,429 spread on the same certified stone. MOH London lists it at $2,087. 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

0.63
Carat
J
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle38.1°
Pavilion angle39.5°
OriginNatural
Grading LabIGI
CertificateIGI 749531712
Dimensions4.85 × 4.70 × 3.30 mm
L/W Ratio1.03
Girdle conditionFaceted
Culet sizePointed
Top View
4.85 mm4.70 mm0.63 ctJ / SI1
OriginNatural
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI 749531712
Side View
Table 62.0%Crown 38.1°Girdle: MED-VTKPavilion 39.5°Culet: NoneDepth 70.2%

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 6
Current: $2,087 NZD|Low: $658 NZD|High: $2,167 NZD|Avg: $1,293 NZD|-3.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 2$658 NZD
Retailer 6$1,140 NZD
Retailer 4$1,164 NZD
Retailer 3$1,349 NZD
Retailer 5$1,357 NZD
MOH London$2,087 NZD

41 data points across 6 retailers

6 retailers$658 NZD to $2,087 NZD

A
Cheapest Retailer
-
$658 NZD
B+
Retailer 2
-
$1,140 NZD
View
B+
Retailer 3
-
$1,164 NZD
View
B+
Retailer 4
-
$1,349 NZD
View
B+
Retailer 5
-
$1,357 NZD
View
Most Expensive
B
MOH London
EB4B144B3 · Nov 4
$2,087 NZD
£911 GBP
View
5 more retailers have this diamond
Prices start from $658 NZDSave up to $1,429 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
0.63ct Cushion
$658 NZD