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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 $365 USD
As of November 6, 2026
Save $792 USD (68%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,157 USD 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 $365 to $1,157, a $792 spread on the same certified stone. MOH London lists it at $1,157. 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
Color
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: $1,157 USD|Low: $365 USD|High: $1,201 USD|Avg: $717 USD|-3.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 2$365 USD
Retailer 6$632 USD
Retailer 4$645 USD
Retailer 3$748 USD
Retailer 5$752 USD
MOH London$1,157 USD

41 data points across 6 retailers

6 retailers$365 USD to $1,157 USD

A
Cheapest Retailer
-
$365 USD
B+
Retailer 2
-
$632 USD
View
B+
Retailer 3
-
$645 USD
View
B+
Retailer 4
-
$748 USD
View
B+
Retailer 5
-
$752 USD
View
Most Expensive
B
MOH London
EB4B144B3 · Nov 4
$1,157 USD
£911 GBP
View
5 more retailers have this diamond
Prices start from $365 USDSave up to $792 USD

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
$365 USD