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Round|Natural|GIA

0.42ct E SI1 Round Natural Diamond

EX • E/SI1 • GIA 1503649346

Certificate GIA 1503649346

Diamond specifications and retailer prices

From HK$3,081 HKD
₹37,391 INR
As of October 29, 2026
Save HK$9,756 HKD (76%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: HK$12,837 HKD at NZ Jewellers · As of October 26, 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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1503649346. Listed at 21 retailers as of October 26, 2026, with prices from HK$3,081 to HK$12,837, a HK$9,756 spread on the same certified stone. NZ Jewellers lists it at HK$12,837. 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
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 1503649346
Dimensions4.77 × 4.81 × 2.97 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Key to symbols
Feather
Top View
4.77 mm4.81 mm0.42 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1503649346
Side View
Table 59.0%Crown 34.5°Girdle: STK-STKPavilion 41.2°Culet: NoneDepth 61.9%

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 29
Current: HK$12,837 HKD|Low: HK$3,075 HKD|High: HK$13,213 HKD|Avg: HK$5,880 HKD|-2.9%
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
October 29, 2026
Retailer 11HK$3,081 HKD
Retailer 3HK$3,515 HKD
Retailer 6HK$4,135 HKD
Retailer 18HK$4,172 HKD
Retailer 17HK$4,418 HKD
Retailer 7HK$4,449 HKD
Retailer 10HK$4,449 HKD
Retailer 4HK$4,724 HKD
Retailer 2HK$5,143 HKD
Retailer 8HK$5,165 HKD
Retailer 9HK$5,461 HKD
Retailer 15HK$5,685 HKD
Retailer 12HK$5,689 HKD
Retailer 16HK$5,781 HKD
Retailer 5HK$6,397 HKD
Retailer 13HK$8,414 HKD
Retailer 14HK$9,596 HKD
NZ JewellersHK$12,837 HKD

16 data points across 18 retailers

21 retailersHK$3,081 HKD to HK$12,837 HKD

A
Cheapest Retailer
-
HK$3,081 HKD
₹37,391 INR
A
Retailer 2
-
HK$3,515 HKD
View
A
Retailer 3
-
HK$4,002 HKD
$510 USD
View
Price last confirmed 18 days ago
A
Retailer 4
-
HK$4,135 HKD
$527 USD
View
A
Retailer 5
-
HK$4,172 HKD
A$818 AUD
View
A
Retailer 6
-
HK$4,418 HKD
$563 USD
View
A
Retailer 7
-
HK$4,449 HKD
$567 USD
View
A
Retailer 8
-
HK$4,449 HKD
$567 USD
View
A
Retailer 9
-
HK$4,724 HKD
$602 USD
View
A
Retailer 10
-
HK$5,143 HKD
£516 GBP
View
A
Retailer 11
-
HK$5,165 HKD
$658 USD
View
B+
Retailer 12
-
HK$5,461 HKD
$696 USD
View
B+
Retailer 13
-
HK$5,685 HKD
€690 EUR
View
B+
Retailer 14
-
HK$5,689 HKD
$725 USD
View
B+
Retailer 15
-
HK$5,781 HKD
$737 USD
View
B+
Retailer 16
-
HK$6,397 HKD
ZAR 13,171 ZAR
View
B+
Retailer 17
-
HK$6,683 HKD
A$1,310 AUD
View
Price last confirmed 25 days ago
B
Retailer 18
-
HK$8,414 HKD
£844 GBP
View
B
Retailer 19
-
HK$9,596 HKD
£963 GBP
View
B
Retailer 20
-
HK$10,003 HKD
£1,004 GBP
View
Most Expensive
B
NZ Jewellers
adf24465-3988-437f-8239-e8af7fea298f · Oct 26
HK$12,837 HKD
$1,636 USD
View
20 more retailers have this diamond
Prices start from HK$3,081 HKDSave up to HK$9,756 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$3,081 HKD