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Round|Natural|GIA

1.00ct J IF Round Natural Diamond

EX • J/IF • GIA 6442230663

Certificate GIA 6442230663

Diamond specifications and retailer prices

From HK$20,052 HKD
As of November 5, 2026
Save HK$26,776 HKD (57%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$46,828 HKD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded J colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 6442230663. Listed at 14 retailers as of November 5, 2026, with prices from HK$20,052 to HK$46,828, a HK$26,776 spread on the same certified stone. NZ Jewellers lists it at HK$46,828. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
J
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle33°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 6442230663
Dimensions6.52 × 6.57 × 3.86 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Top View
6.52 mm6.57 mm1.00 ctJ / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 6442230663
Side View
Table 62.0%Crown 33°Girdle: STK-MEDPavilion 41.4°Culet: NoneDepth 58.9%

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 5
Current: HK$23,567 HKD|Low: HK$19,746 HKD|High: HK$39,712 HKD|Avg: HK$26,306 HKD|+2.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 7HK$20,672 HKD
Retailer 6HK$21,166 HKD
Retailer 1HK$23,567 HKD
Retailer 8HK$25,089 HKD
Retailer 4HK$26,046 HKD
Retailer 2HK$26,148 HKD
Retailer 3HK$27,333 HKD
Retailer 5HK$39,132 HKD

44 data points across 8 retailers

14 retailersHK$20,052 HKD to HK$46,828 HKD

A
Cheapest Retailer
-
HK$20,052 HKD
A
Retailer 2
-
HK$20,672 HKD
View
Final sale: no returns
A
Retailer 3
-
HK$21,166 HKD
View
A
Retailer 4
-
HK$21,927 HKD
View
Retailer 5
-
HK$22,398 HKD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
HK$23,567 HKD
View
Retailer 7
-
HK$25,089 HKD
View
Price last confirmed 30 days ago
B+
Retailer 8
-
HK$25,489 HKD
View
B+
Retailer 9
-
HK$25,842 HKD
View
B+
Retailer 10
-
HK$26,046 HKD
View
B+
Retailer 11
-
HK$26,148 HKD
View
B+
Retailer 12
-
HK$27,333 HKD
View
B
Retailer 13
-
HK$39,132 HKD
View
Most Expensive
B
NZ Jewellers
1a70ee3c-dd16-48e6-ba5c-7cc9d739e857 · Nov 5
HK$46,828 HKD
$5,969 USD
View
13 more retailers have this diamond
Prices start from HK$20,052 HKDSave up to HK$26,776 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$20,052 HKD