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Cushion|Natural|GIA

0.90ct J SI1 Cushion Natural Diamond

EX • J/SI1 • GIA 1547174360

Certificate GIA 1547174360

Diamond specifications and retailer prices

From $1,057 AUD
HK$5,800 HKD
As of November 1, 2026
Save $1,462 AUD (58%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,519 AUD at MOH London · As of November 1, 2026
View at MOH London

About this 0.9ct natural cushion diamond

This 0.9ct natural cushion sits in the just-under-one-carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1547174360. Listed at 15 retailers as of November 1, 2026, with prices from $1,057 to $2,519, a $1,462 spread on the same certified stone. MOH London lists it at $2,519. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.90
Carat
J
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Pavilion angle38.1°
OriginNatural
Grading LabGIA
CertificateGIA 1547174360
Dimensions5.72 × 5.47 × 3.64 mm
L/W Ratio1.05
Girdle conditionFaceted
Top View
5.72 mm5.47 mm0.90 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1547174360
Side View
Table 66.0%CrownGirdle: THK-VTKPavilion 38.1°Culet: NoneDepth 66.6%

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 1
Current: $2,519 AUD|Low: $1,057 AUD|High: $2,645 AUD|Avg: $1,723 AUD|-4.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 2, 2026
Retailer 5$1,057 AUD
Retailer 11$1,270 AUD
Retailer 10$1,409 AUD
Retailer 8$1,438 AUD
Retailer 13$1,438 AUD
Retailer 4$1,479 AUD
Retailer 7$1,611 AUD
Retailer 9$1,692 AUD
Retailer 3$1,717 AUD
Retailer 6$1,855 AUD
Retailer 2$1,934 AUD
Retailer 12$2,046 AUD
Retailer 14$2,201 AUD
MOH London$2,519 AUD

33 data points across 14 retailers

15 retailers$1,057 AUD to $2,519 AUD

A
Cheapest Retailer
-
$1,057 AUD
HK$5,800 HKD
B+
Retailer 2
-
$1,270 AUD
$892 USD
View
Final sale: no returns
A
Retailer 3
-
$1,409 AUD
$990 USD
View
A
Retailer 4
-
$1,438 AUD
$1,010 USD
View
A
Retailer 5
-
$1,438 AUD
$1,010 USD
View
Retailer 6
-
$1,479 AUD
SGD 1,404 SGD
View
Price last confirmed 10 days ago
B+
Retailer 7
-
$1,611 AUD
£891 GBP
View
B+
Retailer 8
-
$1,692 AUD
$1,189 USD
View
B+
Retailer 9
-
$1,717 AUD
$1,206 USD
View
Retailer 10
-
$1,855 AUD
View
Price last confirmed 29 days ago
B+
Retailer 11
-
$1,923 AUD
View
B+
Retailer 12
-
$1,934 AUD
€1,294 EUR
View
B+
Retailer 13
-
$2,046 AUD
ZAR 23,220 ZAR
View
Retailer 14
-
$2,201 AUD
$1,546 USD
View
Price last confirmed 9 days ago
Most Expensive
B
MOH London
524CA6B12 · Nov 1
$2,519 AUD
£1,393 GBP
View
14 more retailers have this diamond
Prices start from $1,057 AUDSave up to $1,462 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
0.90ct Cushion
$1,057 AUD