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Cushion|Natural|GIA

1.01ct J SI2 Cushion Natural Diamond

EX • J/SI2 • GIA 1519851594

Certificate GIA 1519851594

Diamond specifications and retailer prices

From $1,188 AUD
As of November 6, 2026
Save $1,711 AUD (59%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $2,898 AUD at MOH London · As of November 2, 2026
View at MOH London

About this 1.01ct natural cushion diamond

This 1.01ct natural cushion sits in the classic 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 1519851594. Listed at 12 retailers as of November 2, 2026, with prices from $1,188 to $2,898, a $1,711 spread on the same certified stone. MOH London lists it at $2,898. 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

1.01
Carat
J
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1519851594
Dimensions6.32 × 5.78 × 3.85 mm
L/W Ratio1.09
Girdle conditionFaceted
Cert comments
Additional pinpoints are not shown.
Top View
6.32 mm5.78 mm1.01 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1519851594
Side View
Table 62.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 66.7%

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: $2,898 AUD|Low: $1,188 AUD|High: $2,933 AUD|Avg: $1,802 AUD|-0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 2$1,188 AUD
Retailer 6$1,192 AUD
Retailer 10$1,460 AUD
Retailer 7$1,518 AUD
Retailer 4$1,652 AUD
Retailer 9$1,749 AUD
Retailer 5$1,802 AUD
Retailer 8$1,877 AUD
Retailer 3$2,205 AUD
MOH London$2,898 AUD

35 data points across 10 retailers

12 retailers$1,188 AUD to $2,898 AUD

A
Cheapest Retailer
-
$1,188 AUD
A
Retailer 2
-
$1,192 AUD
View
A
Retailer 3
-
$1,460 AUD
View
Final sale: no returns
A
Retailer 4
-
$1,518 AUD
View
B+
Retailer 5
-
$1,652 AUD
View
A
Retailer 6
-
$1,749 AUD
View
B+
Retailer 7
-
$1,757 AUD
View
B+
Retailer 8
-
$1,802 AUD
View
B+
Retailer 9
-
$1,877 AUD
View
B+
Retailer 10
-
$2,205 AUD
View
B+
Retailer 11
-
$2,263 AUD
View
Most Expensive
B
MOH London
C4FDAC960 · Nov 2
$2,898 AUD
£1,568 GBP
View
11 more retailers have this diamond
Prices start from $1,188 AUDSave up to $1,711 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
1.01ct Cushion
$1,188 AUD