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Round|Natural|GIA

1.00ct J VS1 Round Natural Diamond

EX • J/VS1 • GIA 5242085724

Certificate GIA 5242085724

Diamond specifications and retailer prices

From HK$13,651 HKD
As of November 6, 2026
Save HK$25,262 HKD (65%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$38,912 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 5242085724. Listed at 12 retailers as of November 5, 2026, with prices from HK$13,651 to HK$38,912, a HK$25,262 spread on the same certified stone. NZ Jewellers lists it at HK$38,912. 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
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 5242085724
Dimensions6.38 × 6.43 × 3.90 mm
L/W Ratio1.01
Key to symbols
Crystal, Needle
Top View
6.38 mm6.43 mm1.00 ctJ / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5242085724
Side View
Table 60.0%CrownGirdle: MED-STKPavilion 40.8°Culet: NoneDepth 60.9%

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 6
Current: HK$38,912 HKD|Low: HK$13,651 HKD|High: HK$40,081 HKD|Avg: HK$22,973 HKD|-2.9%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 12HK$13,651 HKD
Retailer 11HK$16,844 HKD
Retailer 5HK$17,314 HKD
Retailer 7HK$18,617 HKD
Retailer 6HK$19,040 HKD
Retailer 8HK$19,472 HKD
Retailer 3HK$20,398 HKD
Retailer 9HK$22,680 HKD
Retailer 2HK$22,939 HKD
Retailer 4HK$28,580 HKD
Retailer 10HK$32,605 HKD
NZ JewellersHK$38,912 HKD

23 data points across 12 retailers

12 retailersHK$13,651 HKD to HK$38,912 HKD

A
Cheapest Retailer
-
HK$13,651 HKD
A
Retailer 2
-
HK$16,844 HKD
View
A
Retailer 3
-
HK$17,314 HKD
View
B+
Retailer 4
-
HK$18,617 HKD
View
B+
Retailer 5
-
HK$19,040 HKD
View
B+
Retailer 6
-
HK$19,472 HKD
View
B+
Retailer 7
-
HK$20,398 HKD
View
B+
Retailer 8
-
HK$22,680 HKD
View
B+
Retailer 9
-
HK$22,939 HKD
View
B
Retailer 10
-
HK$28,580 HKD
View
B
Retailer 11
-
HK$32,605 HKD
View
Most Expensive
B
NZ Jewellers
6d2e61a6-4c98-4afb-9819-804605a8737e · Nov 5
HK$38,912 HKD
$4,960 USD
View
11 more retailers have this diamond
Prices start from HK$13,651 HKDSave up to HK$25,262 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$13,651 HKD