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1.04ct J SI1 Round Natural Diamond

EX • J/SI1 • GIA 2564086180

Certificate GIA 2564086180

Diamond specifications and retailer prices

From HK$15,306 HKD
As of November 5, 2026
Save HK$15,879 HKD (51%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: HK$31,185 HKD at MOH London · As of November 4, 2026
View at MOH London

About this 1.04ct natural round diamond

This 1.04ct 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 2564086180. Listed at 7 retailers as of November 4, 2026, with prices from HK$15,306 to HK$31,185, a HK$15,879 spread on the same certified stone. MOH London lists it at HK$31,185. 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

1.04
Carat
J
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 2564086180
Dimensions6.45 × 6.50 × 4.02 mm
L/W Ratio1.01
Star length45%
Culet sizeNone
Key to symbols
Cloud, Crystal, Needle
Top View
6.45 mm6.50 mm1.04 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2564086180
Side View
Table 58.0%Crown 35.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.1%

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 5
Current: HK$31,185 HKD|Low: HK$15,306 HKD|High: HK$31,435 HKD|Avg: HK$20,450 HKD|-0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 7HK$15,306 HKD
Retailer 6HK$16,475 HKD
Retailer 5HK$17,510 HKD
Retailer 3HK$20,468 HKD
Retailer 4HK$20,970 HKD
Retailer 2HK$22,947 HKD
MOH LondonHK$31,185 HKD

11 data points across 7 retailers

7 retailersHK$15,306 HKD to HK$31,185 HKD

B+
Cheapest Retailer
-
HK$15,306 HKD
B+
Retailer 2
-
HK$16,475 HKD
View
Final sale: no returns
B+
Retailer 3
-
HK$17,510 HKD
View
B+
Retailer 4
-
HK$20,468 HKD
View
B
Retailer 5
-
HK$20,970 HKD
View
B
Retailer 6
-
HK$22,947 HKD
View
Most Expensive
B
MOH London
9DAA7D920 · Nov 4
HK$31,185 HKD
£3,130 GBP
View
6 more retailers have this diamond
Prices start from HK$15,306 HKDSave up to HK$15,879 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+
1.04ct Round
HK$15,306 HKD