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Cushion|Natural|GIA

0.90ct J SI1 Cushion Natural Diamond

EX • J/SI1 • GIA 1543517429

Certificate GIA 1543517429

Diamond specifications and retailer prices

From $985 CAD
HK$5,500 HKD
As of October 29, 2026
Save $1,441 CAD (59%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $2,426 CAD at Moon Ocean · As of October 30, 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 1543517429. Listed at 18 retailers as of October 29, 2026, with prices from $985 to $2,426, a $1,441 spread on the same certified stone. Moon Ocean lists it at $2,426. 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
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Pavilion angle39.9°
OriginNatural
Grading LabGIA
CertificateGIA 1543517429
Dimensions5.80 × 5.57 × 3.69 mm
L/W Ratio1.04
Girdle conditionFaceted
Top View
5.80 mm5.57 mm0.90 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1543517429
Side View
Table 66.0%CrownGirdle: MED-VTKPavilion 39.9°Culet: NoneDepth 66.2%

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: Oct 29
Current: $2,426 CAD|Low: $985 CAD|High: $2,492 CAD|Avg: $1,640 CAD|-2.6%
Moon Ocean
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
Retailer 15
Retailer 16
Retailer 17
October 30, 2026
Retailer 16$985 CAD
Retailer 17$1,159 CAD
Retailer 5$1,344 CAD
Retailer 14$1,374 CAD
Retailer 6$1,389 CAD
Retailer 2$1,470 CAD
Retailer 10$1,477 CAD
Retailer 8$1,514 CAD
Retailer 12$1,534 CAD
Retailer 7$1,625 CAD
Retailer 4$1,635 CAD
Retailer 11$1,768 CAD
Retailer 13$1,820 CAD
Retailer 9$1,922 CAD
Retailer 3$2,073 CAD
Retailer 15$2,314 CAD
Moon Ocean$2,426 CAD

23 data points across 17 retailers

18 retailers$985 CAD to $2,426 CAD

A
Cheapest Retailer
-
$985 CAD
HK$5,500 HKD
A
Retailer 2
-
$1,159 CAD
$828 USD
View
Final sale: no returns
A
Retailer 3
-
$1,344 CAD
$960 USD
View
A
Retailer 4
-
$1,374 CAD
$982 USD
View
Retailer 5
-
$1,389 CAD
SGD 1,341 SGD
View
Price last confirmed 7 days ago
A
Retailer 6
-
$1,470 CAD
£827 GBP
View
A
Retailer 7
-
$1,477 CAD
$1,055 USD
View
A
Retailer 8
-
$1,514 CAD
SGD 1,462 SGD
View
B+
Retailer 9
-
$1,534 CAD
$1,096 USD
View
B+
Retailer 10
-
$1,625 CAD
$1,161 USD
View
B+
Retailer 11
-
$1,635 CAD
$1,168 USD
View
B+
Retailer 12
-
$1,768 CAD
€1,203 EUR
View
Retailer 13
-
$1,820 CAD
ZAR 21,011 ZAR
View
Price last confirmed 8 days ago
B+
Retailer 14
-
$1,863 CAD
A$2,048 AUD
View
Retailer 15
-
$1,922 CAD
A$2,113 AUD
View
Price last confirmed 26 days ago
B+
Retailer 16
-
$2,073 CAD
$1,481 USD
View
Retailer 17
-
$2,314 CAD
£1,302 GBP
View
Price last confirmed 9 days ago
Most Expensive
B
Moon Ocean
NVN-557560A9C-429 · Oct 30
$2,426 CAD
£1,365 GBP
View
17 more retailers have this diamond
Prices start from $985 CADSave up to $1,441 CAD

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
$985 CAD