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Round|Natural|GIA

0.42ct E SI2 Round Natural Diamond

EX • E/SI2 • GIA 6552745539

Certificate GIA 6552745539

Diamond specifications and retailer prices

From HK$2,483 HKD
₹30,132 INR
As of October 24, 2026
Save HK$4,595 HKD (65%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$13,174 HKD at NZ Jewellers · As of October 23, 2026
View at NZ Jewellers

About this 0.42ct natural round diamond

This 0.42ct natural round sits in the sub-half-carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6552745539. Listed at 15 retailers as of October 24, 2026, with a 185% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

0.42
Carat
E
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6552745539
Dimensions4.78 × 4.81 × 2.99 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Cloud
Top View
4.78 mm4.81 mm0.42 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6552745539
Side View
Table 56.0%Crown 35°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.3%

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 24
Current: HK$13,174 HKD|Low: HK$2,474 HKD|High: HK$13,174 HKD|Avg: HK$5,651 HKD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 29, 2026
Retailer 6HK$2,483 HKD
Retailer 2HK$3,013 HKD
Retailer 8HK$3,248 HKD
Retailer 5HK$4,041 HKD
Retailer 9HK$4,472 HKD
Retailer 4HK$5,199 HKD
Retailer 3HK$7,077 HKD
Retailer 7HK$7,982 HKD
NZ JewellersHK$13,174 HKD

42 data points across 9 retailers

15 retailersHK$2,483 HKD to HK$7,077 HKD

A
Cheapest Retailer
-
HK$2,483 HKD
₹30,132 INR
A
Retailer 2
-
HK$3,013 HKD
View
Retailer 3
-
HK$3,248 HKD
$414 USD
View
Price last confirmed 7 days ago
Retailer 4
-
HK$3,437 HKD
$438 USD
View
Price last confirmed 28 days ago
A
Retailer 5
-
HK$3,545 HKD
A$695 AUD
View
Retailer 6
-
HK$3,704 HKD
$472 USD
View
Price last confirmed 30 days ago
A
Retailer 7
-
HK$3,704 HKD
$472 USD
View
Retailer 8
-
HK$3,962 HKD
$505 USD
View
Price last confirmed 31 days ago
A
Retailer 9
-
HK$4,041 HKD
£406 GBP
View
A
Retailer 10
-
HK$4,472 HKD
$570 USD
View
B+
Retailer 11
-
HK$5,199 HKD
€631 EUR
View
B+
Retailer 12
-
HK$7,077 HKD
£710 GBP
View
Retailer 13
-
HK$7,982 HKD
£801 GBP
View
Price last confirmed 9 days ago
Retailer 14
-
HK$13,174 HKD
$1,679 USD
View
Price last confirmed 35 days ago
Most Expensive
NZ Jewellers
7b969964-cbe5-4f96-bafc-ff153d80ec6a · Oct 23
HK$13,174 HKD
$1,679 USD
View
Price last confirmed 7 days ago
14 more retailers have this diamond
Prices start from HK$2,483 HKDSave up to HK$4,595 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
0.42ct Round
HK$2,483 HKD