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Cushion|Natural|IGI

0.50ct H SI1 Cushion Natural Diamond

VG • H/SI1 • IGI 815685303

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI 815685303

Diamond specifications and retailer prices

From $515 AUD
$361 USD
As of November 2, 2026
Save $777 AUD (60%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,292 AUD at MOH London · As of November 2, 2026
View at MOH London

About this 0.5ct natural cushion diamond

This 0.5ct natural cushion sits in the half to three-quarter carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 815685303. Listed at 10 retailers as of November 2, 2026, with prices from $515 to $1,292, a $777 spread on the same certified stone. MOH London lists it at $1,292. 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

0.50
Carat
H
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle27.1°
Pavilion angle41.4°
OriginNatural
Grading LabIGI
CertificateIGI 815685303
Dimensions5.43 × 4.17 × 2.96 mm
L/W Ratio1.30
Girdle conditionFaceted
Top View
5.43 mm4.17 mm0.50 ctH / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateIGI 815685303
Side View
Table 67.0%Crown 27.1°Girdle: THN-VTKPavilion 41.4°Culet: NoneDepth 71.0%

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 2
Current: $1,292 AUD|Low: $515 AUD|High: $1,307 AUD|Avg: $797 AUD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 3, 2026
Retailer 9$515 AUD
Retailer 10$610 AUD
Retailer 5$642 AUD
Retailer 4$686 AUD
Retailer 7$701 AUD
Retailer 2$757 AUD
Retailer 8$789 AUD
Retailer 6$863 AUD
Retailer 3$936 AUD
MOH London$1,292 AUD

40 data points across 10 retailers

10 retailers$515 AUD to $1,292 AUD

Retailer 1
-
$514 AUD
$360 USD
Price last confirmed 12 days ago
A
Retailer 2
-
$515 AUD
$361 USD
View
Final sale: no returns
B+
Retailer 3
-
$642 AUD
$450 USD
View
B+
Retailer 4
-
$686 AUD
£379 GBP
View
B+
Retailer 5
-
$701 AUD
£387 GBP
View
B+
Retailer 6
-
$757 AUD
£418 GBP
View
B+
Retailer 7
-
$789 AUD
$553 USD
View
B+
Retailer 8
-
$863 AUD
ZAR 9,770 ZAR
View
B
Retailer 9
-
$936 AUD
€625 EUR
View
Most Expensive
B
MOH London
AB35F29F9 · Nov 2
$1,292 AUD
£713 GBP
View
9 more retailers have this diamond
Prices start from $515 AUDSave up to $777 AUD

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
0.50ct Cushion
$515 AUD