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Cushion|Natural|GIA

1.20ct E SI1 Cushion Natural Diamond

EX • E/SI1 • GIA 2231997420

Certificate GIA 2231997420

Diamond specifications and retailer prices

From $3,393 NZD
As of November 6, 2026
Save $4,705 NZD (58%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $8,099 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 SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2231997420. Listed at 20 retailers as of November 4, 2026, with prices from $3,393 to $8,099, a $4,705 spread on the same certified stone. MOH London lists it at $8,099. 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
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2231997420
Dimensions6.06 × 6.02 × 4.14 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
6.06 mm6.02 mm1.20 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2231997420
Side View
Table 64.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 68.7%

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: $8,099 NZD|Low: $3,301 NZD|High: $8,165 NZD|Avg: $4,798 NZD|+0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 6, 2026
Retailer 19$3,393 NZD
Retailer 16$3,738 NZD
Retailer 4$3,875 NZD
Retailer 2$4,003 NZD
Retailer 15$4,019 NZD
Retailer 9$4,037 NZD
Retailer 8$4,043 NZD
Retailer 5$4,203 NZD
Retailer 18$4,203 NZD
Retailer 3$4,248 NZD
Retailer 7$4,306 NZD
Retailer 13$4,337 NZD
Retailer 10$4,640 NZD
Retailer 6$4,762 NZD
Retailer 11$5,112 NZD
Retailer 14$5,657 NZD
Retailer 12$5,754 NZD
Retailer 17$7,014 NZD
MOH London$8,099 NZD

25 data points across 19 retailers

20 retailers$3,393 NZD to $8,099 NZD

A
Cheapest Retailer
-
$3,393 NZD
A
Retailer 2
-
$3,738 NZD
View
A
Retailer 3
-
$3,875 NZD
View
Final sale: no returns
A
Retailer 4
-
$4,003 NZD
View
A
Retailer 5
-
$4,019 NZD
View
A
Retailer 6
-
$4,037 NZD
View
A
Retailer 7
-
$4,043 NZD
View
A
Retailer 8
-
$4,203 NZD
View
A
Retailer 9
-
$4,203 NZD
View
A
Retailer 10
-
$4,248 NZD
View
A
Retailer 11
-
$4,306 NZD
View
A
Retailer 12
-
$4,337 NZD
View
Retailer 13
-
$4,640 NZD
View
Price last confirmed 22 days ago
A
Retailer 14
-
$4,762 NZD
View
A
Retailer 15
-
$4,780 NZD
View
Retailer 16
-
$5,112 NZD
View
Price last confirmed 30 days ago
B+
Retailer 17
-
$5,657 NZD
View
B+
Retailer 18
-
$5,754 NZD
View
B+
Retailer 19
-
$7,014 NZD
View
Most Expensive
B
MOH London
32F03C752 · Nov 4
$8,099 NZD
£3,535 GBP
View
19 more retailers have this diamond
Prices start from $3,393 NZDSave up to $4,705 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
$3,393 NZD