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Cushion|Natural|GIA

0.90ct J SI1 Cushion Natural Diamond

EX • J/SI1 • GIA 1333477774

Certificate GIA 1333477774

Diamond specifications and retailer prices

From $1,219 AUD
$854 USD
As of November 2, 2026
Save $1,326 AUD (52%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,545 AUD at Moon Ocean · As of November 2, 2026
View at Moon Ocean

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 1333477774. Listed at 15 retailers as of November 2, 2026, with prices from $1,219 to $2,545, a $1,326 spread on the same certified stone. Moon Ocean lists it at $2,545. 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
PolishVery Good
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1333477774
Dimensions5.29 × 5.09 × 3.86 mm
L/W Ratio1.04
Key to symbols
Twinning Wisp, Feather, Crystal
Top View
5.29 mm5.09 mm0.90 ctJ / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateGIA 1333477774
Side View
Table 62.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 75.9%

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: $2,545 AUD|Low: $1,219 AUD|High: $2,580 AUD|Avg: $1,834 AUD|-1.2%
Moon Ocean
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 7$1,219 AUD
Retailer 9$1,323 AUD
Retailer 6$1,541 AUD
Retailer 3$1,547 AUD
Retailer 2$1,714 AUD
Retailer 5$1,937 AUD
Retailer 8$1,989 AUD
Retailer 4$2,423 AUD
Moon Ocean$2,545 AUD

36 data points across 9 retailers

15 retailers$1,219 AUD to $2,545 AUD

A
Cheapest Retailer
-
$1,219 AUD
$854 USD
Final sale: no returns
A
Retailer 2
-
$1,291 AUD
$905 USD
View
A
Retailer 3
-
$1,323 AUD
$927 USD
View
A
Retailer 4
-
$1,337 AUD
$937 USD
View
B+
Retailer 5
-
$1,513 AUD
$1,060 USD
View
B+
Retailer 6
-
$1,541 AUD
$1,080 USD
View
B+
Retailer 7
-
$1,547 AUD
£854 GBP
View
B+
Retailer 8
-
$1,617 AUD
$1,133 USD
View
B+
Retailer 9
-
$1,627 AUD
$1,140 USD
View
B+
Retailer 10
-
$1,705 AUD
View
B+
Retailer 11
-
$1,714 AUD
€1,144 EUR
View
B+
Retailer 12
-
$1,937 AUD
ZAR 21,931 ZAR
View
Retailer 13
-
$1,989 AUD
View
Price last confirmed 28 days ago
B
Retailer 14
-
$2,423 AUD
£1,337 GBP
View
Most Expensive
B
Moon Ocean
NVN-22F2EE72B-774 · Nov 2
$2,545 AUD
£1,404 GBP
View
14 more retailers have this diamond
Prices start from $1,219 AUDSave up to $1,326 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
$1,219 AUD