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Cushion|Natural|GIA

0.90ct J SI2 Cushion Natural Diamond

EX • J/SI2 • GIA 2417315756

Certificate GIA 2417315756

Diamond specifications and retailer prices

From $834 AUD
$586 USD
As of November 2, 2026
Save $1,749 AUD (68%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $2,583 AUD at Moon Ocean · As of November 1, 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 SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2417315756. Listed at 12 retailers as of November 1, 2026, with prices from $834 to $2,583, a $1,749 spread on the same certified stone. Moon Ocean lists it at $2,583. 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
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryGood
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 2417315756
Dimensions5.28 × 5.16 × 3.92 mm
L/W Ratio1.02
Top View
5.28 mm5.16 mm0.90 ctJ / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryGood
FluorescenceMedium
CertificateGIA 2417315756
Side View
Table 61.0%CrownGirdle: THK-THKPavilionCulet: NoneDepth 76.0%

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: $2,583 AUD|Low: $743 AUD|High: $2,715 AUD|Avg: $1,366 AUD|-4.5%
Moon Ocean
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 8$834 AUD
Retailer 3$854 AUD
Retailer 7$974 AUD
Retailer 9$1,058 AUD
Retailer 6$1,139 AUD
Retailer 11$1,139 AUD
Retailer 10$1,182 AUD
Retailer 2$1,233 AUD
Retailer 4$1,420 AUD
Retailer 5$2,309 AUD
Moon Ocean$2,583 AUD

41 data points across 11 retailers

12 retailers$834 AUD to $2,583 AUD

A
Cheapest Retailer
-
$834 AUD
$586 USD
Final sale: no returns
A
Retailer 2
-
$854 AUD
$600 USD
View
Retailer 3
-
$947 AUD
$665 USD
View
Price last confirmed 34 days ago
B+
Retailer 4
-
$974 AUD
$684 USD
View
B+
Retailer 5
-
$1,058 AUD
$743 USD
View
B+
Retailer 6
-
$1,139 AUD
$800 USD
View
B+
Retailer 7
-
$1,139 AUD
$800 USD
View
B+
Retailer 8
-
$1,182 AUD
$830 USD
View
B+
Retailer 9
-
$1,233 AUD
£682 GBP
View
B+
Retailer 10
-
$1,420 AUD
€950 EUR
View
B
Retailer 11
-
$2,309 AUD
£1,277 GBP
View
Most Expensive
B
Moon Ocean
NVN-6D6FC2FA8-756 · Nov 1
$2,583 AUD
£1,429 GBP
View
11 more retailers have this diamond
Prices start from $834 AUDSave up to $1,749 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
$834 AUD