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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 $2,192 SGD
$1,715 USD
As of November 1, 2026
Save $2,345 SGD (52%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $4,538 SGD at MOH London · As of October 29, 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 October 29, 2026, with prices from $2,192 to $4,538, a $2,345 spread on the same certified stone. MOH London lists it at $4,538. 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: $4,538 SGD|Low: $1,850 SGD|High: $4,569 SGD|Avg: $2,848 SGD|-0.5%
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$2,192 SGD
Retailer 6$2,259 SGD
Retailer 8$2,308 SGD
Retailer 5$2,495 SGD
Retailer 2$2,505 SGD
Retailer 9$2,576 SGD
Retailer 4$2,677 SGD
Retailer 3$2,743 SGD
Retailer 10$2,786 SGD
MOH London$4,538 SGD

41 data points across 10 retailers

11 retailers$2,192 SGD to $4,538 SGD

A
Cheapest Retailer
-
$2,192 SGD
$1,715 USD
B+
Retailer 2
-
$2,259 SGD
$1,767 USD
View
B+
Retailer 3
-
$2,308 SGD
$1,805 USD
View
Final sale: no returns
B+
Retailer 4
-
$2,495 SGD
$1,952 USD
View
B+
Retailer 5
-
$2,505 SGD
£1,543 GBP
View
B+
Retailer 6
-
$2,566 SGD
A$3,088 AUD
View
B+
Retailer 7
-
$2,576 SGD
$2,015 USD
View
B+
Retailer 8
-
$2,677 SGD
$2,094 USD
View
B+
Retailer 9
-
$2,743 SGD
£1,689 GBP
View
B+
Retailer 10
-
$2,786 SGD
$2,179 USD
View
Most Expensive
B
MOH London
6C22DE6EA · Oct 29
$4,538 SGD
£2,795 GBP
View
10 more retailers have this diamond
Prices start from $2,192 SGDSave up to $2,345 SGD

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
$2,192 SGD