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Cushion|Natural|GIA

1.20ct K SI1 Cushion Natural Diamond

EX • K/SI1 • GIA 2547450823

Certificate GIA 2547450823

Diamond specifications and retailer prices

From $2,482 NZD
As of November 6, 2026
Save $2,977 NZD (55%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $5,459 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 K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2547450823. Listed at 10 retailers as of November 4, 2026, with prices from $2,482 to $5,459, a $2,977 spread on the same certified stone. MOH London lists it at $5,459. 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
K
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2547450823
Dimensions5.90 × 5.71 × 3.85 mm
L/W Ratio1.03
Top View
5.90 mm5.71 mm1.20 ctK / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2547450823
Side View
Table 70.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 67.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $5,459 NZD|Low: $2,482 NZD|High: $5,565 NZD|Avg: $3,595 NZD|-1.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 2$2,482 NZD
Retailer 9$3,022 NZD
Retailer 3$3,031 NZD
Retailer 10$3,142 NZD
Retailer 8$3,370 NZD
Retailer 7$3,453 NZD
Retailer 5$3,467 NZD
Retailer 6$3,812 NZD
Retailer 4$4,243 NZD
MOH London$5,459 NZD

25 data points across 10 retailers

10 retailers$2,482 NZD to $5,459 NZD

A
Cheapest Retailer
-
$2,482 NZD
B+
Retailer 2
-
$3,022 NZD
View
A
Retailer 3
-
$3,031 NZD
View
Retailer 4
-
$3,142 NZD
View
Price last confirmed 9 days ago
B+
Retailer 5
-
$3,370 NZD
View
B+
Retailer 6
-
$3,453 NZD
View
B+
Retailer 7
-
$3,467 NZD
View
B+
Retailer 8
-
$3,812 NZD
View
B
Retailer 9
-
$4,243 NZD
View
Most Expensive
B
MOH London
B9CF7B431 · Nov 4
$5,459 NZD
£2,383 GBP
View
9 more retailers have this diamond
Prices start from $2,482 NZDSave up to $2,977 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
$2,482 NZD