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Cushion|Natural|GIA

1.21ct I SI2 Cushion Natural Diamond

EX • I/SI2 • GIA 5566549839

Certificate GIA 5566549839

Diamond specifications and retailer prices

From $2,549 SGD
$1,993 USD
As of November 2, 2026
Save $2,545 SGD (50%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $5,094 SGD 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 I 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 5566549839. Listed at 9 retailers as of November 2, 2026, with prices from $2,549 to $5,094, a $2,545 spread on the same certified stone. MOH London lists it at $5,094. 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
I
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38°
Pavilion angle35.02°
OriginNatural
Grading LabGIA
CertificateGIA 5566549839
Dimensions7.10 × 5.48 × 3.78 mm
L/W Ratio1.30
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Needle
Top View
7.10 mm5.48 mm1.21 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5566549839
Side View
Table 62.0%Crown 38°Girdle: Very ThickPavilion 35.02°Culet: NoneDepth 69.0%

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 2
Current: $5,094 SGD|Low: $2,347 SGD|High: $5,251 SGD|Avg: $3,139 SGD|-3.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 7$2,549 SGD
Retailer 6$2,626 SGD
Retailer 8$2,683 SGD
Retailer 5$2,852 SGD
Retailer 2$2,874 SGD
Retailer 9$2,966 SGD
Retailer 4$3,085 SGD
Retailer 3$3,164 SGD
MOH London$5,094 SGD

21 data points across 9 retailers

9 retailers$2,549 SGD to $5,094 SGD

A
Cheapest Retailer
-
$2,549 SGD
$1,993 USD
A
Retailer 2
-
$2,626 SGD
$2,053 USD
View
B+
Retailer 3
-
$2,683 SGD
$2,098 USD
View
Final sale: no returns
B+
Retailer 4
-
$2,852 SGD
$2,230 USD
View
A
Retailer 5
-
$2,874 SGD
£1,770 GBP
View
B+
Retailer 6
-
$2,966 SGD
$2,319 USD
View
B+
Retailer 7
-
$3,085 SGD
$2,413 USD
View
B+
Retailer 8
-
$3,164 SGD
£1,948 GBP
View
Most Expensive
B
MOH London
D1C81DA73 · Nov 2
$5,094 SGD
£3,136 GBP
View
8 more retailers have this diamond
Prices start from $2,549 SGDSave up to $2,545 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
$2,549 SGD