CaratHunter
Plans
Round|Natural|GIA

1.00ct J SI1 Round Natural Diamond

EX • J/SI1 • GIA 7361299633

Certificate GIA 7361299633

Diamond specifications and retailer prices

From HK$15,126 HKD
As of November 6, 2026
Save HK$24,885 HKD (62%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: HK$40,011 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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7361299633. Listed at 24 retailers as of November 5, 2026, with prices from HK$15,126 to HK$40,011, a HK$24,885 spread on the same certified stone. NZ Jewellers lists it at HK$40,011. 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
J
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 7361299633
Dimensions6.37 × 6.34 × 3.94 mm
L/W Ratio1.00
Top View
6.37 mm6.34 mm1.00 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 7361299633
Side View
Table 61.0%Crown 35.5°Girdle: Slightly ThickPavilion 41°Culet: NoneDepth 62.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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$20,131 HKD|Low: HK$13,768 HKD|High: HK$33,930 HKD|Avg: HK$21,910 HKD|+0.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 10HK$16,004 HKD
Retailer 9HK$16,083 HKD
Retailer 3HK$18,138 HKD
Retailer 8HK$18,774 HKD
Retailer 1HK$20,131 HKD
Retailer 4HK$22,163 HKD
Retailer 5HK$22,225 HKD
Retailer 6HK$23,355 HKD
Retailer 11HK$23,559 HKD
Retailer 2HK$27,529 HKD
Retailer 7HK$33,436 HKD

41 data points across 11 retailers

24 retailersHK$15,126 HKD to HK$40,011 HKD

B+
Cheapest Retailer
-
HK$15,126 HKD
B+
Retailer 2
-
HK$15,643 HKD
View
B+
Retailer 3
-
HK$15,659 HKD
View
B+
Retailer 4
-
HK$15,910 HKD
View
B+
Retailer 5
-
HK$16,004 HKD
View
Final sale: no returns
B+
Retailer 6
-
HK$16,083 HKD
View
B+
Retailer 7
-
HK$16,326 HKD
View
B+
Retailer 8
-
HK$16,726 HKD
View
Retailer 9
-
HK$17,338 HKD
View
Price last confirmed 8 days ago
B+
Retailer 10
-
HK$17,338 HKD
View
B+
Retailer 11
-
HK$17,456 HKD
View
B+
Retailer 12
-
HK$18,138 HKD
View
B
Retailer 13
-
HK$18,774 HKD
View
B
Retailer 14
-
HK$18,915 HKD
View
B
Retailer 15
-
HK$20,005 HKD
View
B+
Retailer 16
-
HK$20,131 HKD
View
B
Retailer 17
-
HK$22,123 HKD
View
B
Retailer 18
-
HK$22,163 HKD
View
B
Retailer 19
-
HK$22,225 HKD
View
B
Retailer 20
-
HK$23,355 HKD
View
Retailer 21
-
HK$23,559 HKD
View
Price last confirmed 30 days ago
B
Retailer 22
-
HK$27,529 HKD
View
B
Retailer 23
-
HK$33,436 HKD
View
Most Expensive
B
NZ Jewellers
06bb5a5e-1e19-4d5d-9736-dc067e22ac14 · Nov 5
HK$40,011 HKD
$5,100 USD
View
23 more retailers have this diamond
Prices start from HK$15,126 HKDSave up to HK$24,885 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.

B+
1.00ct Round
HK$15,126 HKD