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Round|Natural|GIA

1.23ct J VS2 Round Natural Diamond

EX • J/VS2 • GIA 6243051354

Certificate GIA 6243051354

Diamond specifications and retailer prices

From HK$19,401 HKD
As of November 5, 2026
Save HK$23,065 HKD (54%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$42,466 HKD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.23ct natural round diamond

This 1.23ct natural round sits in the classic one-carat band, graded J colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 6243051354. Listed at 16 retailers as of November 5, 2026, with prices from HK$19,401 to HK$42,466, a HK$23,065 spread on the same certified stone. NZ Jewellers lists it at HK$42,466. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
J
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 6243051354
Dimensions6.78 × 6.83 × 4.28 mm
L/W Ratio1.01
Key to symbols
Crystal, Pinpoint
Top View
6.78 mm6.83 mm1.23 ctJ / VS2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6243051354
Side View
Table 59.0%CrownGirdle: Slightly ThickPavilion 41.8°Culet: NoneDepth 62.9%

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$42,466 HKD|Low: HK$17,165 HKD|High: HK$49,621 HKD|Avg: HK$25,504 HKD|-14.4%
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
November 6, 2026
Retailer 8HK$17,165 HKD
Retailer 4HK$19,401 HKD
Retailer 5HK$19,480 HKD
Retailer 12HK$19,652 HKD
Retailer 6HK$20,162 HKD
Retailer 3HK$22,084 HKD
Retailer 14HK$22,932 HKD
Retailer 2HK$23,159 HKD
Retailer 7HK$24,124 HKD
Retailer 16HK$24,838 HKD
Retailer 13HK$26,203 HKD
Retailer 15HK$26,203 HKD
Retailer 11HK$27,066 HKD
Retailer 9HK$27,741 HKD
Retailer 10HK$40,646 HKD
NZ JewellersHK$42,466 HKD

34 data points across 16 retailers

16 retailersHK$19,401 HKD to HK$42,466 HKD

Retailer 1
-
HK$17,165 HKD
Price last confirmed 44 days ago
A
Retailer 2
-
HK$19,401 HKD
View
A
Retailer 3
-
HK$19,480 HKD
View
A
Retailer 4
-
HK$19,652 HKD
View
A
Retailer 5
-
HK$20,162 HKD
View
Final sale: no returns
B+
Retailer 6
-
HK$21,253 HKD
View
B+
Retailer 7
-
HK$22,084 HKD
View
B+
Retailer 8
-
HK$22,932 HKD
View
B+
Retailer 9
-
HK$23,159 HKD
View
B+
Retailer 10
-
HK$24,838 HKD
View
B+
Retailer 11
-
HK$26,203 HKD
View
B+
Retailer 12
-
HK$26,203 HKD
View
B+
Retailer 13
-
HK$27,066 HKD
View
B+
Retailer 14
-
HK$27,741 HKD
View
B
Retailer 15
-
HK$40,646 HKD
View
Most Expensive
B
NZ Jewellers
e30bc654-783f-448c-b25f-790a7aad39f7 · Nov 5
HK$42,466 HKD
$5,413 USD
View
15 more retailers have this diamond
Prices start from HK$19,401 HKDSave up to HK$23,065 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
1.23ct Round
HK$19,401 HKD