Cushion|Natural|GIA

1.20ct G SI1 Cushion Natural Diamond

ID • G/SI1 • GIA 1459440060

Certificate GIA 1459440060

Diamond specifications and retailer prices

From $1,762 USD
As of November 6, 2026
Save $2,152 USD (55%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $3,914 USD 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 $1,762 to $3,914, a $2,152 spread on the same certified stone. MOH London lists it at $3,914. 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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $3,914 USD|Low: $1,762 USD|High: $3,956 USD|Avg: $2,435 USD|-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$1,762 USD
Retailer 11$1,766 USD
Retailer 12$1,945 USD
Retailer 10$2,015 USD
Retailer 5$2,167 USD
Retailer 4$2,191 USD
Retailer 3$2,300 USD
Retailer 8$2,427 USD
Retailer 7$2,451 USD
Retailer 9$2,727 USD
Retailer 6$2,774 USD
MOH London$3,914 USD

24 data points across 12 retailers

22 retailers$1,762 USD to $3,914 USD

A
Cheapest Retailer
-
$1,762 USD
A
Retailer 2
-
$1,766 USD
View
A
Retailer 3
-
$2,015 USD
View
A
Retailer 4
-
$2,018 USD
View
A
Retailer 5
-
$2,062 USD
View
Final sale: no returns
A
Retailer 6
-
$2,167 USD
View
A
Retailer 7
-
$2,191 USD
View
Retailer 8
-
$2,234 USD
View
Price last confirmed 9 days ago
A
Retailer 9
-
$2,245 USD
View
A
Retailer 10
-
$2,300 USD
View
A
Retailer 11
-
$2,350 USD
View
A
Retailer 12
-
$2,373 USD
View
A
Retailer 13
-
$2,427 USD
View
A
Retailer 14
-
$2,432 USD
View
A
Retailer 15
-
$2,451 USD
View
A
Retailer 16
-
$2,495 USD
View
B+
Retailer 17
-
$2,727 USD
View
Retailer 18
-
$2,747 USD
View
Price last confirmed 32 days ago
B+
Retailer 19
-
$2,774 USD
View
B+
Retailer 20
-
$3,318 USD
View
B
Retailer 21
-
$3,410 USD
View
Most Expensive
B+
MOH London
B7B684B65 · Nov 1
$3,914 USD
£3,082 GBP
View
21 more retailers have this diamond
Prices start from $1,762 USDSave up to $2,152 USD

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
$1,762 USD