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Round|Natural|GIA

0.40ct J SI1 Round Natural Diamond

EX • J/SI1 • GIA 5563420190

Certificate GIA 5563420190

Diamond specifications and retailer prices

From HK$1,706 HKD
₹20,707 INR
As of October 31, 2026
Save HK$7,607 HKD (82%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$9,313 HKD at NZ Jewellers · As of October 26, 2026
View at NZ Jewellers

About this 0.4ct natural round diamond

This 0.4ct natural round sits in the sub-half-carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5563420190. Listed at 13 retailers as of October 26, 2026, with prices from HK$1,706 to HK$9,313, a HK$7,607 spread on the same certified stone. NZ Jewellers lists it at HK$9,313. 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

0.40
Carat
J
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 5563420190
Dimensions4.72 × 4.70 × 2.96 mm
L/W Ratio1.00
Top View
4.72 mm4.70 mm0.40 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5563420190
Side View
Table 55.0%Crown 36.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.8%

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$9,313 HKD|Low: HK$1,706 HKD|High: HK$9,580 HKD|Avg: HK$4,015 HKD|-2.8%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 2HK$1,706 HKD
Retailer 4HK$2,109 HKD
Retailer 11HK$2,578 HKD
Retailer 5HK$3,021 HKD
Retailer 6HK$3,086 HKD
Retailer 3HK$3,270 HKD
Retailer 8HK$3,442 HKD
Retailer 7HK$3,749 HKD
Retailer 10HK$4,078 HKD
Retailer 9HK$4,909 HKD
Retailer 12HK$5,670 HKD
NZ JewellersHK$9,313 HKD

24 data points across 12 retailers

13 retailersHK$1,706 HKD to HK$9,313 HKD

A
Cheapest Retailer
-
HK$1,706 HKD
₹20,707 INR
A
Retailer 2
-
HK$2,109 HKD
View
A
Retailer 3
-
HK$2,578 HKD
SGD 444 SGD
View
A
Retailer 4
-
HK$3,021 HKD
$385 USD
View
A
Retailer 5
-
HK$3,086 HKD
£310 GBP
View
Retailer 6
-
HK$3,270 HKD
$417 USD
View
Price last confirmed 8 days ago
B+
Retailer 7
-
HK$3,442 HKD
$439 USD
View
B+
Retailer 8
-
HK$3,749 HKD
ZAR 7,720 ZAR
View
Retailer 9
-
HK$4,033 HKD
A$791 AUD
View
Price last confirmed 28 days ago
B+
Retailer 10
-
HK$4,078 HKD
€495 EUR
View
B+
Retailer 11
-
HK$4,909 HKD
£493 GBP
View
B
Retailer 12
-
HK$5,670 HKD
£569 GBP
View
Most Expensive
B
NZ Jewellers
25efe026-9344-411f-b6c9-ec32a516d6bd · Oct 26
HK$9,313 HKD
$1,187 USD
View
12 more retailers have this diamond
Prices start from HK$1,706 HKDSave up to HK$7,607 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
0.40ct Round
HK$1,706 HKD