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Round|Natural|GIA

0.53ct J SI1 Round Natural Diamond

EX • J/SI1 • GIA 2566626259

Certificate GIA 2566626259

Diamond specifications and retailer prices

From HK$2,809 HKD
$358 USD
As of October 31, 2026
Save HK$9,972 HKD (78%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$12,781 HKD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.53ct natural round diamond

This 0.53ct 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 2566626259. Listed at 14 retailers as of October 30, 2026, with prices from HK$2,809 to HK$12,781, a HK$9,972 spread on the same certified stone. NZ Jewellers lists it at HK$12,781. 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

0.53
Carat
J
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 2566626259
Dimensions5.20 × 5.22 × 3.19 mm
L/W Ratio1.00
Girdle conditionFaceted
Key to symbols
Crystal, Cloud
Top View
5.20 mm5.22 mm0.53 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2566626259
Side View
Table 58.0%Crown 35°Girdle: MED-STKPavilion 40.6°Culet: 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: Oct 31
Current: HK$12,781 HKD|Low: HK$2,809 HKD|High: HK$13,134 HKD|Avg: HK$5,461 HKD|-2.7%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 1, 2026
Retailer 12HK$2,809 HKD
Retailer 7HK$3,004 HKD
Retailer 14HK$3,414 HKD
Retailer 4HK$4,072 HKD
Retailer 6HK$4,296 HKD
Retailer 3HK$4,386 HKD
Retailer 10HK$5,100 HKD
Retailer 8HK$5,273 HKD
Retailer 13HK$5,312 HKD
Retailer 5HK$5,374 HKD
Retailer 11HK$5,445 HKD
Retailer 2HK$5,486 HKD
Retailer 9HK$9,406 HKD
NZ JewellersHK$12,781 HKD

18 data points across 14 retailers

14 retailersHK$2,809 HKD to HK$12,781 HKD

A
Cheapest Retailer
-
HK$2,809 HKD
$358 USD
Final sale: no returns
A
Retailer 2
-
HK$3,004 HKD
₹36,466 INR
View
A
Retailer 3
-
HK$3,414 HKD
View
A
Retailer 4
-
HK$4,072 HKD
$519 USD
View
A
Retailer 5
-
HK$4,296 HKD
SGD 740 SGD
View
A
Retailer 6
-
HK$4,386 HKD
$559 USD
View
B+
Retailer 7
-
HK$5,100 HKD
$650 USD
View
B+
Retailer 8
-
HK$5,273 HKD
£529 GBP
View
B+
Retailer 9
-
HK$5,312 HKD
$677 USD
View
B+
Retailer 10
-
HK$5,374 HKD
$685 USD
View
B+
Retailer 11
-
HK$5,445 HKD
$694 USD
View
B+
Retailer 12
-
HK$5,486 HKD
€666 EUR
View
B
Retailer 13
-
HK$9,406 HKD
£944 GBP
View
Most Expensive
B
NZ Jewellers
329570cb-c2df-46bf-abe0-a0e5b9ced1a0 · Oct 30
HK$12,781 HKD
$1,629 USD
View
13 more retailers have this diamond
Prices start from HK$2,809 HKDSave up to HK$9,972 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
0.53ct Round
HK$2,809 HKD