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Cushion|Natural|GIA

1.20ct I SI2 Cushion Natural Diamond

ID • I/SI2 • GIA 1549138062

Certificate GIA 1549138062

Diamond specifications and retailer prices

From $2,022 USD
As of November 2, 2026
Save $2,641 USD (57%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $4,663 USD at MOH London · As of November 2, 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 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 1549138062. Listed at 14 retailers as of November 2, 2026, with prices from $2,022 to $4,663, a $2,641 spread on the same certified stone. MOH London lists it at $4,663. 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
I
Color
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1549138062
Dimensions7.70 × 5.29 × 3.59 mm
L/W Ratio1.46
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Crystal, Indented Natural, Needle, Extra Facet
Top View
7.70 mm5.29 mm1.20 ctI / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1549138062
Side View
Table 67.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 67.9%

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: $4,663 USD|Low: $2,022 USD|High: $4,763 USD|Avg: $2,776 USD|-2.1%
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 4, 2026
Retailer 9$2,022 USD
Retailer 6$2,119 USD
Retailer 11$2,456 USD
Retailer 7$2,464 USD
Retailer 4$2,496 USD
Retailer 12$2,686 USD
Retailer 10$2,802 USD
Retailer 2$2,816 USD
Retailer 3$2,838 USD
Retailer 8$2,890 USD
Retailer 5$3,309 USD
MOH London$4,663 USD

36 data points across 12 retailers

14 retailers$2,022 USD to $4,663 USD

A
Cheapest Retailer
-
$2,022 USD
A
Retailer 2
-
$2,119 USD
View
B+
Retailer 3
-
$2,456 USD
View
Final sale: no returns
B+
Retailer 4
-
$2,464 USD
View
B+
Retailer 5
-
$2,496 USD
View
B+
Retailer 6
-
$2,620 USD
View
Retailer 7
-
$2,686 USD
View
Price last confirmed 19 days ago
B+
Retailer 8
-
$2,793 USD
View
B+
Retailer 9
-
$2,802 USD
View
B+
Retailer 10
-
$2,816 USD
View
Retailer 11
-
$2,838 USD
View
Price last confirmed 8 days ago
B+
Retailer 12
-
$2,890 USD
View
B
Retailer 13
-
$3,309 USD
View
Most Expensive
B
MOH London
81636CE6A · Nov 2
$4,663 USD
£3,672 GBP
View
13 more retailers have this diamond
Prices start from $2,022 USDSave up to $2,641 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
$2,022 USD