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Cushion|Natural|GIA

1.20ct G SI1 Cushion Natural Diamond

ID • G/SI1 • GIA 1459440060

Certificate GIA 1459440060

Diamond specifications and retailer prices

From $2,478 CAD
As of November 6, 2026
Save $3,027 CAD (55%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $5,506 CAD at MOH London · As of November 1, 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 G 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 1459440060. Listed at 22 retailers as of November 1, 2026, with prices from $2,478 to $5,506, a $3,027 spread on the same certified stone. MOH London lists it at $5,506. 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
G
Color
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.31°
Pavilion angle62°
OriginNatural
Grading LabGIA
CertificateGIA 1459440060
Dimensions6.17 × 5.73 × 3.98 mm
L/W Ratio1.08
Cert comments
Additional clouds are not shown. Pinpoints are not shown.
Key to symbols
Crystal, Cloud, Needle
Top View
6.17 mm5.73 mm1.20 ctG / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1459440060
Side View
Table 63.0%Crown 39.31°Girdle: STK-VTKPavilion 62°Culet: NoneDepth 69.5%

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: $5,506 CAD|Low: $2,478 CAD|High: $5,565 CAD|Avg: $3,425 CAD|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 2$2,478 CAD
Retailer 11$2,484 CAD
Retailer 12$2,736 CAD
Retailer 10$2,834 CAD
Retailer 5$3,048 CAD
Retailer 4$3,082 CAD
Retailer 3$3,235 CAD
Retailer 8$3,414 CAD
Retailer 7$3,448 CAD
Retailer 9$3,836 CAD
Retailer 6$3,902 CAD
MOH London$5,506 CAD

24 data points across 12 retailers

22 retailers$2,478 CAD to $5,506 CAD

A
Cheapest Retailer
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$2,478 CAD
A
Retailer 2
-
$2,484 CAD
View
A
Retailer 3
-
$2,834 CAD
View
A
Retailer 4
-
$2,839 CAD
View
A
Retailer 5
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$2,900 CAD
View
Final sale: no returns
A
Retailer 6
-
$3,048 CAD
View
A
Retailer 7
-
$3,082 CAD
View
Retailer 8
-
$3,142 CAD
View
Price last confirmed 9 days ago
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Retailer 9
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$3,158 CAD
View
A
Retailer 10
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$3,235 CAD
View
A
Retailer 11
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$3,306 CAD
View
A
Retailer 12
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$3,338 CAD
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A
Retailer 13
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$3,414 CAD
View
A
Retailer 14
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$3,421 CAD
View
A
Retailer 15
-
$3,448 CAD
View
A
Retailer 16
-
$3,509 CAD
View
B+
Retailer 17
-
$3,836 CAD
View
Retailer 18
-
$3,864 CAD
View
Price last confirmed 32 days ago
B+
Retailer 19
-
$3,902 CAD
View
B+
Retailer 20
-
$4,667 CAD
View
B
Retailer 21
-
$4,797 CAD
View
Most Expensive
B+
MOH London
B7B684B65 · Nov 1
$5,506 CAD
£3,082 GBP
View
21 more retailers have this diamond
Prices start from $2,478 CADSave up to $3,027 CAD

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
$2,478 CAD