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Round|Natural|GIA

0.55ct J SI1 Round Natural Diamond

EX • J/SI1 • GIA 2556999425

Certificate GIA 2556999425

Diamond specifications and retailer prices

From HK$3,323 HKD
As of November 6, 2026
Save HK$10,949 HKD (77%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$14,272 HKD at NZ Jewellers · As of November 4, 2026
View at NZ Jewellers

About this 0.55ct natural round diamond

This 0.55ct natural round sits in the half to three-quarter carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2556999425. Listed at 16 retailers as of November 4, 2026, with prices from HK$3,323 to HK$14,272, a HK$10,949 spread on the same certified stone. NZ Jewellers lists it at HK$14,272. 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

0.55
Carat
J
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 2556999425
Dimensions5.22 × 5.26 × 3.24 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Top View
5.22 mm5.26 mm0.55 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2556999425
Side View
Table 59.0%Crown 35.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 61.7%

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$3,323 HKD|Low: HK$2,853 HKD|High: HK$10,635 HKD|Avg: HK$5,638 HKD|-1.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 1HK$3,323 HKD
Retailer 5HK$4,193 HKD
Retailer 6HK$4,898 HKD
Retailer 7HK$5,251 HKD
Retailer 2HK$5,549 HKD
Retailer 3HK$6,043 HKD
Retailer 4HK$10,510 HKD

42 data points across 7 retailers

16 retailersHK$3,323 HKD to HK$14,272 HKD

A
Cheapest Retailer
-
HK$3,323 HKD
A
Retailer 2
-
HK$4,193 HKD
View
Final sale: no returns
Retailer 3
-
HK$4,554 HKD
View
Price last confirmed 44 days ago
Retailer 4
-
HK$4,554 HKD
View
Price last confirmed 60 days ago
B+
Retailer 5
-
HK$4,554 HKD
View
Retailer 6
-
HK$4,710 HKD
View
Price last confirmed 10 days ago
B+
Retailer 7
-
HK$4,898 HKD
View
Retailer 8
-
HK$5,251 HKD
View
Price last confirmed 60 days ago
Retailer 9
-
HK$5,251 HKD
View
Price last confirmed 45 days ago
B+
Retailer 10
-
HK$5,251 HKD
View
B+
Retailer 11
-
HK$5,549 HKD
View
B+
Retailer 12
-
HK$6,043 HKD
View
B
Retailer 13
-
HK$10,510 HKD
View
Retailer 14
-
HK$14,272 HKD
View
Price last confirmed 46 days ago
Retailer 15
-
HK$14,272 HKD
View
Price last confirmed 69 days ago
Most Expensive
B
NZ Jewellers
bbb91b0d-06a8-4b1f-942b-677ca9ea70bc · Nov 4
HK$14,272 HKD
$1,821 USD
View
15 more retailers have this diamond
Prices start from HK$3,323 HKDSave up to HK$10,949 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
0.55ct Round
HK$3,323 HKD