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Round|Natural|GIA

1.00ct H SI2 Round Natural Diamond

EX • H/SI2 • GIA 6223323213

Certificate GIA 6223323213

Diamond specifications and retailer prices

From HK$17,016 HKD
As of November 6, 2026
Save HK$29,170 HKD (63%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: HK$46,186 HKD at Diamond Quarter · As of November 5, 2026
View at Diamond Quarter

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6223323213. Listed at 19 retailers as of November 5, 2026, with prices from HK$17,016 to HK$46,186, a HK$29,170 spread on the same certified stone. Diamond Quarter lists it at HK$46,186. 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
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6223323213
Dimensions6.40 × 6.35 × 3.95 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
6.40 mm6.35 mm1.00 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6223323213
Side View
Table 57.0%Crown 36°Girdle: THN-STKPavilion 40.6°Culet: NoneDepth 62.2%

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$20,288 HKD|Low: HK$16,710 HKD|High: HK$38,661 HKD|Avg: HK$23,562 HKD|-1.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 5HK$17,103 HKD
Retailer 6HK$17,848 HKD
Retailer 7HK$18,232 HKD
Retailer 1HK$20,288 HKD
Retailer 2HK$22,806 HKD
Retailer 3HK$25,356 HKD
Retailer 4HK$38,096 HKD

38 data points across 7 retailers

19 retailersHK$17,016 HKD to HK$46,186 HKD

Retailer 1
-
HK$16,232 HKD
Price last confirmed 26 days ago
A
Retailer 2
-
HK$17,016 HKD
View
A
Retailer 3
-
HK$17,103 HKD
View
A
Retailer 4
-
HK$17,330 HKD
View
A
Retailer 5
-
HK$17,848 HKD
View
B+
Retailer 6
-
HK$18,232 HKD
View
Final sale: no returns
B+
Retailer 7
-
HK$19,754 HKD
View
B+
Retailer 8
-
HK$20,084 HKD
View
B+
Retailer 9
-
HK$20,288 HKD
View
B+
Retailer 10
-
HK$20,664 HKD
View
B+
Retailer 11
-
HK$22,673 HKD
View
B+
Retailer 12
-
HK$22,673 HKD
View
B+
Retailer 13
-
HK$22,798 HKD
View
B+
Retailer 14
-
HK$22,806 HKD
View
B+
Retailer 15
-
HK$23,379 HKD
View
B
Retailer 16
-
HK$25,356 HKD
View
B
Retailer 17
-
HK$38,096 HKD
View
B
Retailer 18
-
HK$45,588 HKD
View
Most Expensive
B
Diamond Quarter
1.0SI2H6213D6DDN · Nov 5
HK$46,186 HKD
£4,636 GBP
View
18 more retailers have this diamond
Prices start from HK$17,016 HKDSave up to HK$29,170 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 Round
HK$17,016 HKD