Round|Natural|GIA

0.42ct E SI2 Round Natural Diamond

EX • E/SI2 • GIA 2494386639

Certificate GIA 2494386639

Diamond specifications and retailer prices

From HK$4,135 HKD
$527 USD
As of October 29, 2026
Save HK$9,573 HKD (70%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: HK$13,708 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 SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2494386639. Listed at 17 retailers as of October 26, 2026, with prices from HK$4,135 to HK$13,708, a HK$9,573 spread on the same certified stone. NZ Jewellers lists it at HK$13,708. 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 angle32.5°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 2494386639
Dimensions4.85 × 4.81 × 2.97 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Top View
4.85 mm4.81 mm0.42 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2494386639
Side View
Table 59.0%Crown 32.5°Girdle: ThickPavilion 41.8°Culet: NoneDepth 61.4%

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$13,708 HKD|Low: HK$4,033 HKD|High: HK$13,810 HKD|Avg: HK$5,861 HKD|-0.7%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 29, 2026
Retailer 9HK$4,135 HKD
Retailer 6HK$4,394 HKD
Retailer 3HK$4,708 HKD
Retailer 10HK$4,783 HKD
Retailer 7HK$5,404 HKD
Retailer 8HK$5,422 HKD
Retailer 5HK$5,462 HKD
Retailer 2HK$6,492 HKD
Retailer 4HK$10,144 HKD
NZ JewellersHK$13,708 HKD

44 data points across 10 retailers

17 retailersHK$4,135 HKD to HK$13,708 HKD

A
Cheapest Retailer
-
HK$4,135 HKD
$527 USD
Retailer 2
-
HK$4,261 HKD
$543 USD
View
Price last confirmed 29 days ago
Retailer 3
-
HK$4,292 HKD
$547 USD
View
Price last confirmed 35 days ago
A
Retailer 4
-
HK$4,370 HKD
$557 USD
View
A
Retailer 5
-
HK$4,394 HKD
$560 USD
View
Retailer 6
-
HK$4,590 HKD
$585 USD
View
Price last confirmed 30 days ago
A
Retailer 7
-
HK$4,708 HKD
$600 USD
View
Retailer 8
-
HK$4,920 HKD
$627 USD
View
Price last confirmed 31 days ago
Retailer 9
-
HK$5,132 HKD
$654 USD
View
Price last confirmed 36 days ago
B+
Retailer 10
-
HK$5,404 HKD
$689 USD
View
B+
Retailer 11
-
HK$5,422 HKD
$691 USD
View
B+
Retailer 12
-
HK$5,462 HKD
£548 GBP
View
B+
Retailer 13
-
HK$6,492 HKD
€788 EUR
View
B
Retailer 14
-
HK$9,773 HKD
£981 GBP
View
B
Retailer 15
-
HK$10,144 HKD
£1,018 GBP
View
Retailer 16
-
HK$13,449 HKD
$1,714 USD
View
Price last confirmed 35 days ago
Most Expensive
B
NZ Jewellers
9e63544f-79c5-4f44-9fb6-1a41bb2d823d · Oct 26
HK$13,708 HKD
$1,747 USD
View
16 more retailers have this diamond
Prices start from HK$4,135 HKDSave up to HK$9,573 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$4,135 HKD