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Cushion|Natural|GIA

1.20ct E SI2 Cushion Natural Diamond

ID • E/SI2 • GIA 1555308320

Certificate GIA 1555308320

Diamond specifications and retailer prices

From $2,985 SGD
As of November 6, 2026
Save $3,617 SGD (55%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $6,602 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 E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1555308320. Listed at 12 retailers as of November 4, 2026, with prices from $2,985 to $6,602, a $3,617 spread on the same certified stone. MOH London lists it at $6,602. 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
E
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 1555308320
Dimensions7.61 × 5.35 × 3.62 mm
L/W Ratio1.42
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Needle, Indented Natural
Top View
7.61 mm5.35 mm1.20 ctE / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceStrong
CertificateGIA 1555308320
Side View
Table 67.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 67.8%

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: $6,602 SGD|Low: $2,953 SGD|High: $6,963 SGD|Avg: $4,200 SGD|-5.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 7$2,985 SGD
Retailer 2$3,104 SGD
Retailer 6$3,624 SGD
Retailer 8$3,653 SGD
Retailer 5$4,091 SGD
Retailer 10$4,104 SGD
Retailer 4$4,146 SGD
Retailer 9$4,268 SGD
Retailer 3$4,607 SGD
MOH London$6,602 SGD

31 data points across 10 retailers

12 retailers$2,985 SGD to $6,602 SGD

A
Cheapest Retailer
-
$2,985 SGD
A
Retailer 2
-
$3,104 SGD
View
B+
Retailer 3
-
$3,624 SGD
View
B+
Retailer 4
-
$3,653 SGD
View
Final sale: no returns
B+
Retailer 5
-
$3,815 SGD
View
B+
Retailer 6
-
$4,055 SGD
View
B+
Retailer 7
-
$4,091 SGD
View
Retailer 8
-
$4,104 SGD
View
Price last confirmed 21 days ago
B+
Retailer 9
-
$4,146 SGD
View
B+
Retailer 10
-
$4,268 SGD
View
B+
Retailer 11
-
$4,607 SGD
View
Most Expensive
B
MOH London
0B18D3B7B · Nov 4
$6,602 SGD
£4,056 GBP
View
11 more retailers have this diamond
Prices start from $2,985 SGDSave up to $3,617 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
$2,985 SGD