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Cushion|Natural|HRD

1.05ct K SI2 Cushion Natural Diamond

K/SI2 • HRD 11023790006

Certificate HRD 11023790006

Diamond specifications and retailer prices

From $4,149 NZD
As of November 6, 2026
Save $1,556 NZD (27%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $5,704 NZD at MOH London · As of November 4, 2026
View at MOH London

About this 1.05ct natural cushion diamond

This 1.05ct natural cushion sits in the classic one-carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included) and certified by HRD 11023790006. Listed at 2 retailers as of November 4, 2026, with prices from $4,149 to $5,704, a $1,556 spread on the same certified stone. MOH London lists it at $5,704. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.05
Carat
K
Colour
SI2
Clarity
-
Cut

Specifications

Cut
PolishVery Good
SymmetryGood
FluorescenceNone
OriginNatural
Grading LabHRD
CertificateHRD 11023790006
Dimensions6.01 × 5.18 × 3.67 mm
L/W Ratio1.16
Girdle conditionFaceted
Top View
6.01 mm5.18 mm1.05 ctK / SI2
OriginNatural
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateHRD 11023790006
Side View
Table 60.0%CrownGirdle: ThickPavilionCulet: NoneDepth 70.8%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $5,704 NZD|Low: $4,059 NZD|High: $5,787 NZD|Avg: $4,661 NZD|-1.3%
MOH London
Retailer 2
Retailer 3
November 6, 2026
Retailer 3$4,097 NZD
Retailer 2$4,149 NZD
MOH London$5,704 NZD

23 data points across 3 retailers

2 retailers$4,149 NZD to $5,704 NZD

B
Cheapest Retailer
-
$4,149 NZD
Most Expensive
C
MOH London
D08E7F526 · Nov 4
$5,704 NZD
£2,490 GBP
View
1 more retailer has this diamond
Prices start from $4,149 NZDSave up to $1,556 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.

B
1.05ct Cushion
$4,149 NZD