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Round|Natural|GIA

1.00ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 1563443794

Certificate GIA 1563443794

Diamond specifications and retailer prices

From HK$9,508 HKD
As of November 6, 2026
Save HK$22,845 HKD (71%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$46,898 HKD at MOH London · As of November 2, 2026
View at MOH London

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1563443794. Listed at 13 retailers as of November 2, 2026, with a 240% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1563443794
Dimensions6.35 × 6.40 × 3.91 mm
L/W Ratio1.01
Culet sizeNone
Top View
6.35 mm6.40 mm1.00 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1563443794
Side View
Table 59.0%CrownGirdle: Slightly ThickPavilionCulet: NoneDepth 61.3%

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$46,898 HKD|Low: HK$9,508 HKD|High: HK$46,898 HKD|Avg: HK$18,673 HKD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 6, 2026
Retailer 2HK$9,508 HKD
Retailer 4HK$11,258 HKD
Retailer 5HK$14,082 HKD
Retailer 7HK$16,036 HKD
Retailer 6HK$16,130 HKD
Retailer 3HK$23,944 HKD
Retailer 13HK$25,881 HKD
Retailer 11HK$25,944 HKD
Retailer 10HK$26,980 HKD
Retailer 12HK$28,039 HKD
Retailer 8HK$29,121 HKD
Retailer 9HK$32,354 HKD
MOH LondonHK$46,898 HKD

22 data points across 13 retailers

13 retailersHK$9,508 HKD to HK$32,354 HKD

A
Cheapest Retailer
-
HK$9,508 HKD
A
Retailer 2
-
HK$11,258 HKD
View
B+
Retailer 3
-
HK$14,082 HKD
View
B+
Retailer 4
-
HK$16,036 HKD
View
B+
Retailer 5
-
HK$16,130 HKD
View
B
Retailer 6
-
HK$23,944 HKD
View
B
Retailer 7
-
HK$25,881 HKD
View
Final sale: no returns
B
Retailer 8
-
HK$25,944 HKD
View
B
Retailer 9
-
HK$26,980 HKD
View
B
Retailer 10
-
HK$28,039 HKD
View
B
Retailer 11
-
HK$29,121 HKD
View
B
Retailer 12
-
HK$32,354 HKD
View
Most Expensive
MOH London
22960E667 · Nov 2
HK$46,898 HKD
£4,707 GBP
View
Price under review
12 more retailers have this diamond
Prices start from HK$9,508 HKDSave up to HK$22,845 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$9,508 HKD