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Round|Natural|GIA

0.42ct E SI2 Round Natural Diamond

EX • E/SI2 • GIA 6565620353

Certificate GIA 6565620353

Diamond specifications and retailer prices

From $345 AUD
₹23,084 INR
As of October 29, 2026
Save $546 AUD (61%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $891 AUD at B2C Jewels · As of October 28, 2026
View at B2C Jewels

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 6565620353. Listed at 11 retailers as of October 28, 2026, with prices from $345 to $891, a $546 spread on the same certified stone. B2C Jewels lists it at $891. 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
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6565620353
Dimensions4.76 × 4.78 × 2.97 mm
L/W Ratio1.00
Top View
4.76 mm4.78 mm0.42 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6565620353
Side View
Table 57.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 62.2%

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: $891 AUD|Low: $343 AUD|High: $902 AUD|Avg: $585 AUD|+12.0%
B2C Jewels
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 4$345 AUD
Retailer 11$396 AUD
Retailer 3$419 AUD
Retailer 10$434 AUD
Retailer 5$467 AUD
Retailer 9$510 AUD
Retailer 8$531 AUD
Retailer 7$644 AUD
Retailer 6$797 AUD
Retailer 2$839 AUD
B2C Jewels$891 AUD

14 data points across 11 retailers

11 retailers$345 AUD to $891 AUD

A
Cheapest Retailer
-
$345 AUD
₹23,084 INR
A
Retailer 2
-
$396 AUD
$278 USD
View
A
Retailer 3
-
$419 AUD
HK$2,300 HKD
View
A
Retailer 4
-
$434 AUD
$305 USD
View
A
Retailer 5
-
$467 AUD
SGD 443 SGD
View
A
Retailer 6
-
$510 AUD
SGD 484 SGD
View
A
Retailer 7
-
$531 AUD
View
A
Retailer 8
-
$644 AUD
$453 USD
View
A
Retailer 9
-
$797 AUD
€533 EUR
View
A
Retailer 10
-
$839 AUD
£464 GBP
View
Most Expensive
B+
B2C Jewels
37089192 · Oct 28
$891 AUD
$626 USD
View
10 more retailers have this diamond
Prices start from $345 AUDSave up to $546 AUD

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
$345 AUD