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Radiant|Natural|HRD

1.00ct I SI2 Radiant Natural Diamond

ID • I/SI2 • HRD 230000075322

Shape and cutting style on the report: Radiant

Certificate HRD 230000075322

Diamond specifications and retailer prices

From $1,335 SGD
As of November 6, 2026
Save $2,195 SGD (62%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $3,531 SGD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural radiant diamond

This 1ct natural radiant sits in the classic one-carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by HRD 230000075322. Listed at 8 retailers as of November 5, 2026, with prices from $1,335 to $3,531, a $2,195 spread on the same certified stone. NZ Jewellers lists it at $3,531. 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
I
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabHRD
CertificateHRD 230000075322
Dimensions6.14 × 5.05 × 3.54 mm
L/W Ratio1.22
Girdle conditionPolished
Culet sizeNone
Top View
6.14 mm5.05 mm1.00 ctI / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateHRD 230000075322
Side View
Table 64.0%CrownGirdle: MediumPavilionCulet: 0.0Depth 70.0%

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: Nov 6
Current: $3,531 SGD|Low: $1,033 SGD|High: $3,531 SGD|Avg: $1,800 SGD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 10$1,033 SGD
Retailer 8$1,335 SGD
Retailer 9$1,387 SGD
Retailer 4$1,447 SGD
Retailer 6$1,447 SGD
Retailer 7$1,503 SGD
Retailer 5$1,670 SGD
Retailer 2$2,015 SGD
Retailer 3$2,650 SGD
NZ Jewellers$3,531 SGD

26 data points across 10 retailers

8 retailers$1,335 SGD to $3,531 SGD

A
Cheapest Retailer
-
$1,335 SGD
Final sale: no returns
A
Retailer 2
-
$1,447 SGD
View
Retailer 3
-
$1,447 SGD
View
Price last confirmed 9 days ago
A
Retailer 4
-
$1,503 SGD
View
A
Retailer 5
-
$1,670 SGD
View
A
Retailer 6
-
$2,015 SGD
View
B+
Retailer 7
-
$2,650 SGD
View
Most Expensive
B
NZ Jewellers
eea334f7-8e24-4849-bc71-206ca4c73e93 · Nov 5
$3,531 SGD
$2,755 USD
View
7 more retailers have this diamond
Prices start from $1,335 SGDSave up to $2,195 SGD

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
$1,335 SGD