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Radiant|Natural|HRD

1.00ct K SI2 Radiant Natural Diamond

K/SI2 • HRD 11001663005

Certificate HRD 11001663005

Diamond specifications and retailer prices

From $3,952 NZD
As of November 6, 2026
Save $1,484 NZD (27%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $5,436 NZD at MOH London · As of November 4, 2026
View at MOH London

About this 1ct natural radiant diamond

This 1ct natural radiant sits in the classic one-carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included) and certified by HRD 11001663005. Listed at 2 retailers as of November 4, 2026, with prices from $3,952 to $5,436, a $1,484 spread on the same certified stone. MOH London lists it at $5,436. 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

1.00
Carat
K
Colour
SI2
Clarity
-
Cut

Specifications

Cut
PolishGood
SymmetryFair
FluorescenceNone
OriginNatural
Grading LabHRD
CertificateHRD 11001663005
Dimensions6.45 × 5.17 × 3.73 mm
L/W Ratio1.25
Girdle conditionPolished
Top View
6.45 mm5.17 mm1.00 ctK / SI2
OriginNatural
PolishGood
SymmetryFair
FluorescenceNone
CertificateHRD 11001663005
Side View
Table 75.0%CrownGirdle: MediumPavilionCulet: NoneDepth 72.1%

Caratlytics Score

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C
Average
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Price History

Last verified: Nov 6
Current: $5,436 NZD|Low: $3,868 NZD|High: $5,517 NZD|Avg: $4,701 NZD|-1.3%
MOH London
Retailer 2
Retailer 3
November 6, 2026
Retailer 2$3,952 NZD
Retailer 3$4,678 NZD
MOH London$5,436 NZD

22 data points across 3 retailers

2 retailers$3,952 NZD to $5,436 NZD

C
Cheapest Retailer
-
$3,952 NZD
Most Expensive
C
MOH London
CC1668A6E · Nov 4
$5,436 NZD
£2,373 GBP
View
1 more retailer has this diamond
Prices start from $3,952 NZDSave up to $1,484 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.

C
1.00ct Radiant
$3,952 NZD