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Cushion|Natural|GIA

1.01ct J SI1 Cushion Natural Diamond

ID • J/SI1 • GIA 5241007259

Certificate GIA 5241007259

Diamond specifications and retailer prices

From $1,770 AUD
As of November 6, 2026
Save $2,313 AUD (57%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $4,083 AUD at MOH London · As of November 4, 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 SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5241007259. Listed at 22 retailers as of November 4, 2026, with prices from $1,770 to $4,083, a $2,313 spread on the same certified stone. MOH London lists it at $4,083. 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
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5241007259
Dimensions6.93 × 5.32 × 3.55 mm
L/W Ratio1.30
Girdle conditionFaceted
Top View
6.93 mm5.32 mm1.01 ctJ / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5241007259
Side View
Table 65.0%CrownGirdle: STK-VTKPavilionCulet: 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: $4,083 AUD|Low: $1,749 AUD|High: $4,281 AUD|Avg: $2,524 AUD|-4.6%
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
November 6, 2026
Retailer 6$1,770 AUD
Retailer 10$1,774 AUD
Retailer 12$1,880 AUD
Retailer 9$1,953 AUD
Retailer 17$1,968 AUD
Retailer 16$2,071 AUD
Retailer 4$2,139 AUD
Retailer 3$2,166 AUD
Retailer 11$2,190 AUD
Retailer 20$2,256 AUD
Retailer 2$2,266 AUD
Retailer 14$2,324 AUD
Retailer 8$2,352 AUD
Retailer 19$2,381 AUD
Retailer 5$2,560 AUD
Retailer 15$2,851 AUD
Retailer 13$3,173 AUD
Retailer 18$3,586 AUD
Retailer 7$3,682 AUD
MOH London$4,083 AUD

22 data points across 20 retailers

22 retailers$1,770 AUD to $4,083 AUD

A
Cheapest Retailer
-
$1,770 AUD
A
Retailer 2
-
$1,774 AUD
View
A
Retailer 3
-
$1,953 AUD
View
Final sale: no returns
A
Retailer 4
-
$1,968 AUD
View
A
Retailer 5
-
$2,071 AUD
View
A
Retailer 6
-
$2,139 AUD
View
B+
Retailer 7
-
$2,166 AUD
View
B+
Retailer 8
-
$2,190 AUD
View
B+
Retailer 9
-
$2,256 AUD
View
B+
Retailer 10
-
$2,266 AUD
View
B+
Retailer 11
-
$2,324 AUD
View
B+
Retailer 12
-
$2,352 AUD
View
Retailer 13
-
$2,358 AUD
View
Price last confirmed 30 days ago
B+
Retailer 14
-
$2,381 AUD
View
B+
Retailer 15
-
$2,513 AUD
View
B+
Retailer 16
-
$2,560 AUD
View
B+
Retailer 17
-
$2,851 AUD
View
Retailer 18
-
$3,090 AUD
View
Price last confirmed 33 days ago
B+
Retailer 19
-
$3,173 AUD
View
B
Retailer 20
-
$3,586 AUD
View
B
Retailer 21
-
$3,682 AUD
View
Most Expensive
B
MOH London
A426CEF9A · Nov 4
$4,083 AUD
£2,209 GBP
View
21 more retailers have this diamond
Prices start from $1,770 AUDSave up to $2,313 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
$1,770 AUD