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Radiant|Natural|HRD

1.00ct D SI2 Radiant Natural Diamond

ID • D/SI2 • HRD 260000115228

Certificate HRD 260000115228

Diamond specifications and retailer prices

From €1,285 EUR
₹136,774 INR
As of October 31, 2026
Save €2,639 EUR (67%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €3,924 EUR at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1ct natural radiant diamond

This 1ct natural radiant sits in the classic one-carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by HRD 260000115228. Listed at 13 retailers as of October 30, 2026, with prices from €1,285 to €3,924, a €2,639 spread on the same certified stone. NZ Jewellers lists it at €3,924. 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

1.00
Carat
D
Color
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle52.02°
Pavilion angle63.9°
OriginNatural
Grading LabHRD
CertificateHRD 260000115228
Dimensions6.41 × 5.01 × 3.49 mm
L/W Ratio1.28
Top View
6.41 mm5.01 mm1.00 ctD / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateHRD 260000115228
Side View
Table 68.0%Crown 52.02°GirdlePavilion 63.9°CuletDepth 69.7%

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: Oct 31
Current: €2,818 EUR|Low: €1,282 EUR|High: €2,852 EUR|Avg: €1,903 EUR|-0.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 1, 2026
Retailer 2€1,285 EUR
Retailer 6€1,484 EUR
Retailer 5€1,703 EUR
Retailer 4€1,774 EUR
Retailer 3€2,197 EUR
Retailer 1€2,818 EUR

45 data points across 6 retailers

13 retailers€1,285 EUR to €3,924 EUR

A
Cheapest Retailer
-
€1,285 EUR
₹136,774 INR
A
Retailer 2
-
€1,466 EUR
$1,638 USD
View
A
Retailer 3
-
€1,484 EUR
$1,658 USD
View
Final sale: no returns
A
Retailer 4
-
€1,608 EUR
$1,797 USD
View
A
Retailer 5
-
€1,608 EUR
$1,797 USD
View
A
Retailer 6
-
€1,683 EUR
$1,880 USD
View
A
Retailer 7
-
€1,703 EUR
$1,903 USD
View
A
Retailer 8
-
€1,732 EUR
$1,934 USD
View
A
Retailer 9
-
€1,774 EUR
£1,561 GBP
View
A
Retailer 10
-
€1,856 EUR
$2,074 USD
View
A
Retailer 11
-
€2,197 EUR
View
B+
Retailer 12
-
€2,818 EUR
£2,479 GBP
View
Most Expensive
B
NZ Jewellers
77a5ded3-cb4c-42f1-9875-2bada24586d8 · Oct 30
€3,924 EUR
$4,384 USD
View
12 more retailers have this diamond
Prices start from €1,285 EURSave up to €2,639 EUR

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
1.00ct Radiant
€1,285 EUR