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Cushion|Natural|GIA

1.20ct F SI1 Cushion Natural Diamond

EX • F/SI1 • GIA 2556305715

Certificate GIA 2556305715

Diamond specifications and retailer prices

From $3,902 NZD
As of November 6, 2026
Save $4,932 NZD (56%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $8,834 NZD 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 F 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 2556305715. Listed at 22 retailers as of November 2, 2026, with prices from $3,902 to $8,834, a $4,932 spread on the same certified stone. MOH London lists it at $8,834. 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
F
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2556305715
Dimensions6.98 × 5.58 × 3.84 mm
L/W Ratio1.25
Girdle conditionFaceted
Top View
6.98 mm5.58 mm1.20 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2556305715
Side View
Table 68.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 68.8%

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: $8,834 NZD|Low: $3,831 NZD|High: $8,882 NZD|Avg: $5,200 NZD|-0.5%
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
Retailer 20
November 7, 2026
Retailer 9$3,902 NZD
Retailer 16$4,194 NZD
Retailer 11$4,214 NZD
Retailer 17$4,261 NZD
Retailer 4$4,279 NZD
Retailer 12$4,494 NZD
Retailer 13$4,540 NZD
Retailer 3$4,604 NZD
Retailer 6$4,627 NZD
Retailer 20$4,701 NZD
Retailer 10$4,818 NZD
Retailer 7$4,871 NZD
Retailer 8$5,179 NZD
Retailer 15$5,336 NZD
Retailer 14$5,340 NZD
Retailer 2$5,478 NZD
Retailer 18$5,868 NZD
Retailer 19$6,153 NZD
Retailer 5$7,952 NZD
MOH London$8,834 NZD

24 data points across 20 retailers

22 retailers$3,902 NZD to $8,834 NZD

A
Cheapest Retailer
-
$3,902 NZD
A
Retailer 2
-
$4,194 NZD
View
A
Retailer 3
-
$4,214 NZD
View
Final sale: no returns
A
Retailer 4
-
$4,261 NZD
View
A
Retailer 5
-
$4,279 NZD
View
A
Retailer 6
-
$4,494 NZD
View
A
Retailer 7
-
$4,540 NZD
View
A
Retailer 8
-
$4,604 NZD
View
A
Retailer 9
-
$4,627 NZD
View
A
Retailer 10
-
$4,701 NZD
View
A
Retailer 11
-
$4,818 NZD
View
A
Retailer 12
-
$4,871 NZD
View
B+
Retailer 13
-
$5,156 NZD
View
B+
Retailer 14
-
$5,179 NZD
View
B+
Retailer 15
-
$5,336 NZD
View
Retailer 16
-
$5,340 NZD
View
Retailer 17
-
$5,478 NZD
View
Retailer 18
-
$5,648 NZD
View
Price last confirmed 31 days ago
B+
Retailer 19
-
$5,868 NZD
View
B+
Retailer 20
-
$6,153 NZD
View
B
Retailer 21
-
$7,952 NZD
View
Most Expensive
B
MOH London
721053E8E · Nov 2
$8,834 NZD
£3,856 GBP
View
21 more retailers have this diamond
Prices start from $3,902 NZDSave up to $4,932 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
$3,902 NZD