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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 $316 USD
₹30,132 INR
As of October 24, 2026
Save $1,363 USD (81%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,679 USD 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 23, 2026, with prices from $316 to $1,679, a $1,363 spread on the same certified stone. NZ Jewellers lists it at $1,679. 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
Color
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: $1,679 USD|Low: $315 USD|High: $1,679 USD|Avg: $720 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 29, 2026
Retailer 6$316 USD
Retailer 2$384 USD
Retailer 8$414 USD
Retailer 5$515 USD
Retailer 9$570 USD
Retailer 4$663 USD
Retailer 3$902 USD
Retailer 7$1,017 USD
NZ Jewellers$1,679 USD

42 data points across 9 retailers

15 retailers$316 USD to $1,679 USD

A
Cheapest Retailer
-
$316 USD
₹30,132 INR
A
Retailer 2
-
$384 USD
HK$3,000 HKD
View
A
Retailer 3
-
$414 USD
View
A
Retailer 4
-
$438 USD
View
Price last confirmed 28 days ago
A
Retailer 5
-
$452 USD
A$695 AUD
View
A
Retailer 6
-
$472 USD
View
Price last confirmed 30 days ago
A
Retailer 7
-
$472 USD
View
A
Retailer 8
-
$505 USD
View
Price last confirmed 30 days ago
A
Retailer 9
-
$515 USD
£406 GBP
View
A
Retailer 10
-
$570 USD
View
B+
Retailer 11
-
$663 USD
€631 EUR
View
B+
Retailer 12
-
$902 USD
£710 GBP
View
B
Retailer 13
-
$1,017 USD
£801 GBP
View
Price last confirmed 8 days ago
B
Retailer 14
-
$1,679 USD
View
Price last confirmed 35 days ago
Most Expensive
B
NZ Jewellers
7b969964-cbe5-4f96-bafc-ff153d80ec6a · Oct 23
$1,679 USD
View
14 more retailers have this diamond
Prices start from $316 USDSave up to $1,363 USD

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
$316 USD