CaratHunter
Plans
Radiant|Natural|HRD

1.00ct K SI2 Radiant Natural Diamond

K/SI2 • HRD 11001663005

Certificate HRD 11001663005

Diamond specifications and retailer prices

From $2,191 USD
As of November 6, 2026
Save $823 USD (27%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $3,014 USD 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 $2,191 to $3,014, a $823 spread on the same certified stone. MOH London lists it at $3,014. 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
Color
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

How it works →
C
Average
Compare with similar diamonds
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $3,014 USD|Low: $2,144 USD|High: $3,058 USD|Avg: $2,606 USD|-1.3%
MOH London
Retailer 2
Retailer 3
November 6, 2026
Retailer 2$2,191 USD
Retailer 3$2,593 USD
MOH London$3,014 USD

22 data points across 3 retailers

2 retailers$2,191 USD to $3,014 USD

C
Cheapest Retailer
-
$2,191 USD
Most Expensive
C
MOH London
CC1668A6E · Nov 4
$3,014 USD
£2,373 GBP
View
1 more retailer has this diamond
Prices start from $2,191 USDSave up to $823 USD

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
$2,191 USD