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Cushion|Natural|GIA

1.20ct I SI2 Cushion Natural Diamond

ID • I/SI2 • GIA 5553339136

Certificate GIA 5553339136

Diamond specifications and retailer prices

From $1,612 USD
As of November 1, 2026
Save $2,150 USD (57%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $3,762 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 5553339136. Listed at 13 retailers as of November 1, 2026, with prices from $1,612 to $3,762, a $2,150 spread on the same certified stone. MOH London lists it at $3,762. 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
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 5553339136
Dimensions6.89 × 5.30 × 3.61 mm
L/W Ratio1.30
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Cloud, Needle
Top View
6.89 mm5.30 mm1.20 ctI / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 5553339136
Side View
Table 67.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 68.1%

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 1
Current: $3,762 USD|Low: $1,600 USD|High: $3,807 USD|Avg: $2,323 USD|-1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 4, 2026
Retailer 6$1,612 USD
Retailer 4$1,700 USD
Retailer 5$1,972 USD
Retailer 8$1,981 USD
Retailer 7$2,147 USD
Retailer 2$2,332 USD
Retailer 3$2,920 USD
MOH London$3,762 USD

38 data points across 8 retailers

13 retailers$1,612 USD to $3,762 USD

A
Cheapest Retailer
-
$1,612 USD
A
Retailer 2
-
$1,700 USD
View
A
Retailer 3
-
$1,972 USD
View
A
Retailer 4
-
$1,981 USD
View
Final sale: no returns
A
Retailer 5
-
$2,011 USD
View
A
Retailer 6
-
$2,147 USD
View
B+
Retailer 7
-
$2,182 USD
View
Retailer 8
-
$2,239 USD
View
Price last confirmed 8 days ago
B+
Retailer 9
-
$2,250 USD
View
B+
Retailer 10
-
$2,285 USD
View
B+
Retailer 11
-
$2,332 USD
View
B+
Retailer 12
-
$2,920 USD
View
Most Expensive
B
MOH London
760D01C48 · Nov 2
$3,762 USD
£2,962 GBP
View
12 more retailers have this diamond
Prices start from $1,612 USDSave up to $2,150 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
$1,612 USD