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Cushion|Natural|GIA

0.90ct J SI1 Cushion Natural Diamond

EX • J/SI1 • GIA 6541438892

Certificate GIA 6541438892

Diamond specifications and retailer prices

From $1,203 AUD
₹80,312 INR
As of November 2, 2026
Save $1,716 AUD (59%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $2,919 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 6541438892. Listed at 11 retailers as of November 2, 2026, with prices from $1,203 to $2,919, a $1,716 spread on the same certified stone. Moon Ocean lists it at $2,919. 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
OriginNatural
Grading LabGIA
CertificateGIA 6541438892
Dimensions6.72 × 4.56 × 3.09 mm
L/W Ratio1.47
Top View
6.72 mm4.56 mm0.90 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6541438892
Side View
Table 62.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 67.9%

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: $2,919 AUD|Low: $1,203 AUD|High: $3,218 AUD|Avg: $2,202 AUD|-9.3%
Moon Ocean
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 2$1,203 AUD
Retailer 8$1,517 AUD
Retailer 9$1,708 AUD
Retailer 7$1,708 AUD
Retailer 3$1,790 AUD
Retailer 10$1,933 AUD
Retailer 5$2,129 AUD
Retailer 6$2,222 AUD
Retailer 4$2,780 AUD
Moon Ocean$2,919 AUD

27 data points across 10 retailers

11 retailers$1,203 AUD to $2,919 AUD

A
Cheapest Retailer
-
$1,203 AUD
₹80,312 INR
A
Retailer 2
-
$1,517 AUD
$1,063 USD
View
B+
Retailer 3
-
$1,708 AUD
$1,197 USD
View
B+
Retailer 4
-
$1,708 AUD
$1,197 USD
View
B+
Retailer 5
-
$1,790 AUD
£988 GBP
View
B+
Retailer 6
-
$1,933 AUD
$1,355 USD
View
B+
Retailer 7
-
$2,129 AUD
€1,421 EUR
View
Retailer 8
-
$2,158 AUD
View
Price last confirmed 29 days ago
B
Retailer 9
-
$2,222 AUD
ZAR 25,160 ZAR
View
B
Retailer 10
-
$2,780 AUD
£1,534 GBP
View
Most Expensive
B
Moon Ocean
NVN-116C2E804-892 · Nov 2
$2,919 AUD
£1,611 GBP
View
10 more retailers have this diamond
Prices start from $1,203 AUDSave up to $1,716 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
$1,203 AUD