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Cushion|Natural|GIA

1.00ct J SI1 Cushion Natural Diamond

EX • J/SI1 • GIA 1548357729

Certificate GIA 1548357729

Diamond specifications and retailer prices

From $1,453 CAD
As of November 6, 2026
Save $2,113 CAD (59%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $3,566 CAD at MOH London · As of November 4, 2026
View at MOH London

About this 1ct natural cushion diamond

This 1ct natural cushion sits in the classic 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 1548357729. Listed at 13 retailers as of November 4, 2026, with prices from $1,453 to $3,566, a $2,113 spread on the same certified stone. MOH London lists it at $3,566. 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

1.00
Carat
J
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 1548357729
Dimensions7.44 × 5.05 × 3.42 mm
L/W Ratio1.47
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Cloud
Top View
7.44 mm5.05 mm1.00 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 1548357729
Side View
Table 65.0%CrownGirdle: THN-VTKPavilionCulet: NoneDepth 67.8%

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 6
Current: $3,566 CAD|Low: $1,391 CAD|High: $3,648 CAD|Avg: $2,160 CAD|-2.1%
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 6, 2026
Retailer 2$1,453 CAD
Retailer 12$1,530 CAD
Retailer 13$1,809 CAD
Retailer 3$1,927 CAD
Retailer 4$1,952 CAD
Retailer 14$2,080 CAD
Retailer 10$2,096 CAD
Retailer 9$2,124 CAD
Retailer 5$2,149 CAD
Retailer 6$2,165 CAD
Retailer 8$2,381 CAD
Retailer 7$2,523 CAD
Retailer 11$2,546 CAD
MOH London$3,566 CAD

41 data points across 14 retailers

13 retailers$1,453 CAD to $3,566 CAD

A
Cheapest Retailer
-
$1,453 CAD
A
Retailer 2
-
$1,530 CAD
View
Final sale: no returns
B+
Retailer 3
-
$1,809 CAD
View
Retailer 4
-
$1,952 CAD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
$2,080 CAD
View
B+
Retailer 6
-
$2,096 CAD
View
Retailer 7
-
$2,124 CAD
View
Price last confirmed 9 days ago
B+
Retailer 8
-
$2,149 CAD
View
B+
Retailer 9
-
$2,165 CAD
View
B+
Retailer 10
-
$2,381 CAD
View
B+
Retailer 11
-
$2,523 CAD
View
Retailer 12
-
$2,546 CAD
View
Price last confirmed 32 days ago
Most Expensive
B
MOH London
1B1A84F62 · Nov 4
$3,566 CAD
£1,996 GBP
View
12 more retailers have this diamond
Prices start from $1,453 CADSave up to $2,113 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
1.00ct Cushion
$1,453 CAD