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1.04ct J SI1 Round Natural Diamond

EX • J/SI1 • GIA 2556880911

Certificate GIA 2556880911

Diamond specifications and retailer prices

From HK$15,926 HKD
As of November 4, 2026
Save HK$18,079 HKD (53%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: HK$34,005 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 2556880911. Listed at 7 retailers as of November 4, 2026, with prices from HK$15,926 to HK$34,005, a HK$18,079 spread on the same certified stone. MOH London lists it at HK$34,005. 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
FluorescenceNone
Crown angle35°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 2556880911
Dimensions6.46 × 6.48 × 4.06 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Needle, Natural
Top View
6.46 mm6.48 mm1.04 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2556880911
Side View
Table 58.0%Crown 35°Girdle: Slightly ThickPavilion 41.6°Culet: NoneDepth 62.7%

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 4
Current: HK$34,005 HKD|Low: HK$15,926 HKD|High: HK$34,005 HKD|Avg: HK$22,358 HKD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 5HK$15,926 HKD
Retailer 7HK$18,036 HKD
Retailer 6HK$19,997 HKD
Retailer 2HK$20,468 HKD
Retailer 4HK$23,755 HKD
Retailer 3HK$24,155 HKD
MOH LondonHK$34,005 HKD

4 data points across 7 retailers

7 retailersHK$15,926 HKD to HK$34,005 HKD

B+
Cheapest Retailer
-
HK$15,926 HKD
B+
Retailer 2
-
HK$18,036 HKD
View
B
Retailer 3
-
HK$19,997 HKD
View
B+
Retailer 4
-
HK$20,468 HKD
View
B
Retailer 5
-
HK$23,755 HKD
View
B
Retailer 6
-
HK$24,155 HKD
View
Most Expensive
B
MOH London
F1986700C · Nov 4
HK$34,005 HKD
£3,413 GBP
View
6 more retailers have this diamond
Prices start from HK$15,926 HKDSave up to HK$18,079 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$15,926 HKD