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Radiant|Natural|GIA

1.00ct H SI1 Radiant Natural Diamond

EX • H/SI1 • GIA 6552780350

Certificate GIA 6552780350

Diamond specifications and retailer prices

From HK$14,452 HKD
As of November 6, 2026
Save HK$19,006 HKD (57%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: HK$33,458 HKD 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 H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6552780350. Listed at 18 retailers as of November 5, 2026, with prices from HK$14,452 to HK$33,458, a HK$19,006 spread on the same certified stone. NZ Jewellers lists it at HK$33,458. 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
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6552780350
Dimensions6.59 × 4.94 × 3.39 mm
L/W Ratio1.33
Culet sizeNone
Key to symbols
Crystal, Indented Natural, Needle, Extra Facet
Top View
6.59 mm4.94 mm1.00 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6552780350
Side View
Table 67.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 68.6%

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: HK$33,458 HKD|Low: HK$14,452 HKD|High: HK$33,458 HKD|Avg: HK$18,665 HKD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 7, 2026
Retailer 6HK$14,452 HKD
Retailer 4HK$14,719 HKD
Retailer 9HK$14,766 HKD
Retailer 11HK$15,526 HKD
Retailer 14HK$16,004 HKD
Retailer 17HK$16,004 HKD
Retailer 5HK$16,263 HKD
Retailer 10HK$16,741 HKD
Retailer 2HK$17,383 HKD
Retailer 3HK$17,650 HKD
Retailer 8HK$17,814 HKD
Retailer 16HK$18,465 HKD
Retailer 7HK$18,888 HKD
Retailer 13HK$19,531 HKD
Retailer 12HK$20,385 HKD
Retailer 15HK$27,964 HKD
NZ JewellersHK$33,458 HKD

27 data points across 17 retailers

18 retailersHK$14,452 HKD to HK$33,458 HKD

A
Cheapest Retailer
-
HK$14,452 HKD
A
Retailer 2
-
HK$14,719 HKD
View
A
Retailer 3
-
HK$14,766 HKD
View
Final sale: no returns
A
Retailer 4
-
HK$15,526 HKD
View
Retailer 5
-
HK$16,004 HKD
View
Price last confirmed 9 days ago
A
Retailer 6
-
HK$16,004 HKD
View
A
Retailer 7
-
HK$16,263 HKD
View
A
Retailer 8
-
HK$16,741 HKD
View
B+
Retailer 9
-
HK$17,383 HKD
View
B+
Retailer 10
-
HK$17,650 HKD
View
B+
Retailer 11
-
HK$17,814 HKD
View
B+
Retailer 12
-
HK$18,465 HKD
View
B+
Retailer 13
-
HK$18,888 HKD
View
B+
Retailer 14
-
HK$19,531 HKD
View
Retailer 15
-
HK$20,260 HKD
View
Price last confirmed 33 days ago
B+
Retailer 16
-
HK$20,385 HKD
View
B
Retailer 17
-
HK$27,964 HKD
View
Most Expensive
B
NZ Jewellers
8ffe8412-8051-4d5c-843b-f63e5083e8d0 · Nov 5
HK$33,458 HKD
$4,269 USD
View
17 more retailers have this diamond
Prices start from HK$14,452 HKDSave up to HK$19,006 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$14,452 HKD