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Round|Natural|GIA

0.45ct E SI2 Round Natural Diamond

EX • E/SI2 • GIA 2517333380

Certificate GIA 2517333380

Diamond specifications and retailer prices

From $456 AUD
As of November 5, 2026
Save $1,951 AUD (81%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,407 AUD at NZ Jewellers · As of November 4, 2026
View at NZ Jewellers

About this 0.45ct natural round diamond

This 0.45ct 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 2517333380. Listed at 14 retailers as of November 4, 2026, with prices from $456 to $2,407, a $1,951 spread on the same certified stone. NZ Jewellers lists it at $2,407. 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

0.45
Carat
E
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 2517333380
Dimensions4.90 × 4.86 × 3.07 mm
L/W Ratio1.01
Star length45%
Lower girdle80%
Top View
4.90 mm4.86 mm0.45 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2517333380
Side View
Table 56.0%Crown 35.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $2,407 AUD|Low: $456 AUD|High: $2,430 AUD|Avg: $890 AUD|-0.9%
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
November 6, 2026
Retailer 7$456 AUD
Retailer 13$530 AUD
Retailer 6$536 AUD
Retailer 3$627 AUD
Retailer 5$669 AUD
Retailer 12$676 AUD
Retailer 4$683 AUD
Retailer 11$724 AUD
Retailer 2$767 AUD
Retailer 14$814 AUD
Retailer 10$861 AUD
Retailer 8$947 AUD
Retailer 9$1,447 AUD
NZ Jewellers$2,407 AUD

33 data points across 14 retailers

14 retailers$456 AUD to $2,407 AUD

A
Cheapest Retailer
-
$456 AUD
A
Retailer 2
-
$530 AUD
View
Retailer 3
-
$536 AUD
View
Price last confirmed 15 days ago
A
Retailer 4
-
$627 AUD
View
Retailer 5
-
$669 AUD
View
Price last confirmed 10 days ago
A
Retailer 6
-
$676 AUD
View
Retailer 7
-
$683 AUD
View
Price last confirmed 8 days ago
A
Retailer 8
-
$724 AUD
View
A
Retailer 9
-
$767 AUD
View
A
Retailer 10
-
$814 AUD
View
A
Retailer 11
-
$861 AUD
View
A
Retailer 12
-
$947 AUD
View
B+
Retailer 13
-
$1,447 AUD
View
Most Expensive
B
NZ Jewellers
3a2c4ffb-a207-4fad-bfc4-a98155281173 · Nov 4
$2,407 AUD
$1,685 USD
View
13 more retailers have this diamond
Prices start from $456 AUDSave up to $1,951 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
0.45ct Round
$456 AUD