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Cushion|Natural|GIA

1.21ct J SI2 Cushion Natural Diamond

ID • J/SI2 • GIA 2556534848

Certificate GIA 2556534848

Diamond specifications and retailer prices

From $2,447 AUD
$1,715 USD
As of November 1, 2026
Save $2,442 AUD (50%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $4,889 AUD at MOH London · As of November 2, 2026
View at MOH London

About this 1.21ct natural cushion diamond

This 1.21ct 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 2556534848. Listed at 11 retailers as of November 1, 2026, with prices from $2,447 to $4,889, a $2,442 spread on the same certified stone. MOH London lists it at $4,889. 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

1.21
Carat
J
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.16°
Pavilion angle36.57°
OriginNatural
Grading LabGIA
CertificateGIA 2556534848
Dimensions5.57 × 7.24 × 3.80 mm
L/W Ratio1.30
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Needle
Top View
5.57 mm7.24 mm1.21 ctJ / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2556534848
Side View
Table 64.0%Crown 34.16°Girdle: Very ThickPavilion 36.57°Culet: NoneDepth 68.2%

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: Nov 1
Current: $4,889 AUD|Low: $2,065 AUD|High: $5,099 AUD|Avg: $3,180 AUD|-4.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 7$2,447 AUD
Retailer 6$2,521 AUD
Retailer 8$2,576 AUD
Retailer 5$2,785 AUD
Retailer 2$2,796 AUD
Retailer 9$2,875 AUD
Retailer 4$2,988 AUD
Retailer 3$3,061 AUD
Retailer 10$3,109 AUD
MOH London$4,889 AUD

41 data points across 10 retailers

11 retailers$2,447 AUD to $4,889 AUD

A
Cheapest Retailer
-
$2,447 AUD
$1,715 USD
B+
Retailer 2
-
$2,521 AUD
$1,767 USD
View
B+
Retailer 3
-
$2,576 AUD
$1,805 USD
View
Final sale: no returns
B+
Retailer 4
-
$2,785 AUD
$1,952 USD
View
B+
Retailer 5
-
$2,796 AUD
£1,543 GBP
View
B+
Retailer 6
-
$2,864 AUD
View
B+
Retailer 7
-
$2,875 AUD
$2,015 USD
View
B+
Retailer 8
-
$2,988 AUD
$2,094 USD
View
B+
Retailer 9
-
$3,061 AUD
£1,689 GBP
View
B+
Retailer 10
-
$3,109 AUD
$2,179 USD
View
Most Expensive
B
MOH London
6C22DE6EA · Nov 2
$4,889 AUD
£2,698 GBP
View
10 more retailers have this diamond
Prices start from $2,447 AUDSave up to $2,442 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
1.21ct Cushion
$2,447 AUD