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Cushion|Natural|GIA

1.20ct K SI1 Cushion Natural Diamond

EX • K/SI1 • GIA 5433396863

Certificate GIA 5433396863

Diamond specifications and retailer prices

From $1,587 SGD
As of November 5, 2026
Save $1,538 SGD (49%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $3,125 SGD at MOH London · As of November 4, 2026
View at MOH London

About this 1.2ct natural cushion diamond

This 1.2ct natural cushion sits in the classic one-carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5433396863. Listed at 11 retailers as of November 4, 2026, with prices from $1,587 to $3,125, a $1,538 spread on the same certified stone. MOH London lists it at $3,125. 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

1.20
Carat
K
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5433396863
Dimensions5.74 × 5.68 × 4.18 mm
L/W Ratio1.01
Top View
5.74 mm5.68 mm1.20 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 5433396863
Side View
Table 64.0%CrownGirdle: VTK-ETKPavilionCulet: NoneDepth 73.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $3,125 SGD|Low: $1,587 SGD|High: $3,330 SGD|Avg: $2,171 SGD|-5.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 10$1,587 SGD
Retailer 6$1,596 SGD
Retailer 2$1,660 SGD
Retailer 8$1,852 SGD
Retailer 7$1,888 SGD
Retailer 9$1,901 SGD
Retailer 4$1,924 SGD
Retailer 5$2,088 SGD
Retailer 3$2,374 SGD
MOH London$3,125 SGD

34 data points across 10 retailers

11 retailers$1,587 SGD to $3,125 SGD

A
Cheapest Retailer
-
$1,587 SGD
A
Retailer 2
-
$1,596 SGD
View
A
Retailer 3
-
$1,660 SGD
View
B+
Retailer 4
-
$1,852 SGD
View
Retailer 5
-
$1,878 SGD
View
Price last confirmed 30 days ago
A
Retailer 6
-
$1,888 SGD
View
B+
Retailer 7
-
$1,901 SGD
View
A
Retailer 8
-
$1,924 SGD
View
B+
Retailer 9
-
$2,088 SGD
View
B+
Retailer 10
-
$2,374 SGD
View
Most Expensive
B
MOH London
D43CBFDD5 · Nov 4
$3,125 SGD
£1,920 GBP
View
10 more retailers have this diamond
Prices start from $1,587 SGDSave up to $1,538 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
1.20ct Cushion
$1,587 SGD