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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 $4,201 NZD
As of November 6, 2026
Save $5,091 NZD (55%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $9,292 NZD 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 $4,201 to $9,292, a $5,091 spread on the same certified stone. MOH London lists it at $9,292. 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: $9,292 NZD|Low: $4,156 NZD|High: $9,801 NZD|Avg: $5,911 NZD|-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$4,201 NZD
Retailer 2$4,369 NZD
Retailer 6$5,101 NZD
Retailer 8$5,141 NZD
Retailer 5$5,758 NZD
Retailer 10$5,776 NZD
Retailer 4$5,836 NZD
Retailer 9$6,007 NZD
Retailer 3$6,485 NZD
MOH London$9,292 NZD

31 data points across 10 retailers

12 retailers$4,201 NZD to $9,292 NZD

A
Cheapest Retailer
-
$4,201 NZD
A
Retailer 2
-
$4,369 NZD
View
B+
Retailer 3
-
$5,101 NZD
View
B+
Retailer 4
-
$5,141 NZD
View
Final sale: no returns
B+
Retailer 5
-
$5,370 NZD
View
B+
Retailer 6
-
$5,708 NZD
View
B+
Retailer 7
-
$5,758 NZD
View
Retailer 8
-
$5,776 NZD
View
Price last confirmed 21 days ago
B+
Retailer 9
-
$5,836 NZD
View
B+
Retailer 10
-
$6,007 NZD
View
B+
Retailer 11
-
$6,485 NZD
View
Most Expensive
B
MOH London
0B18D3B7B · Nov 4
$9,292 NZD
£4,056 GBP
View
11 more retailers have this diamond
Prices start from $4,201 NZDSave up to $5,091 NZD

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
$4,201 NZD