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Radiant|Natural|HRD

1.00ct I SI2 Radiant Natural Diamond

EX • I/SI2 • HRD 250000177094

Certificate HRD 250000177094

Diamond specifications and retailer prices

From HK$6,858 HKD
As of November 3, 2026
Save HK$14,656 HKD (68%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: HK$21,514 HKD at NZ Jewellers · As of November 3, 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 250000177094. Listed at 7 retailers as of November 3, 2026, with prices from HK$6,858 to HK$21,514, a HK$14,656 spread on the same certified stone. NZ Jewellers lists it at HK$21,514. 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
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabHRD
CertificateHRD 250000177094
Dimensions7.15 × 4.62 × 3.23 mm
L/W Ratio1.55
Top View
7.15 mm4.62 mm1.00 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateHRD 250000177094
Side View
Table 60.0%CrownGirdle: MediumPavilionCulet: NoneDepth 70.5%

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 3
Current: HK$21,514 HKD|Low: HK$5,800 HKD|High: HK$22,039 HKD|Avg: HK$9,689 HKD|-2.4%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 8HK$6,333 HKD
Retailer 5HK$6,858 HKD
Retailer 7HK$6,858 HKD
Retailer 9HK$6,944 HKD
Retailer 6HK$7,124 HKD
Retailer 3HK$7,304 HKD
Retailer 4HK$7,916 HKD
Retailer 10HK$8,159 HKD
Retailer 11HK$11,795 HKD
Retailer 2HK$12,571 HKD
NZ JewellersHK$21,514 HKD

14 data points across 11 retailers

7 retailersHK$6,858 HKD to HK$21,514 HKD

Retailer 1
-
HK$6,858 HKD
Price last confirmed 9 days ago
A
Retailer 2
-
HK$6,858 HKD
View
A
Retailer 3
-
HK$6,944 HKD
View
A
Retailer 4
-
HK$7,124 HKD
View
A
Retailer 5
-
HK$7,916 HKD
View
A
Retailer 6
-
HK$12,571 HKD
View
Most Expensive
B
NZ Jewellers
41c1ab89-8fc8-4cd5-b4e8-867210a4b0a6 · Nov 3
HK$21,514 HKD
$2,745 USD
View
6 more retailers have this diamond
Prices start from HK$6,858 HKDSave up to HK$14,656 HKD

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
HK$6,858 HKD