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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 $567 NZD
As of November 5, 2026
Save $2,430 NZD (81%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,997 NZD 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 $567 to $2,997, a $2,430 spread on the same certified stone. NZ Jewellers lists it at $2,997. 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: $2,997 NZD|Low: $567 NZD|High: $3,026 NZD|Avg: $1,109 NZD|-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$567 NZD
Retailer 13$660 NZD
Retailer 6$667 NZD
Retailer 3$781 NZD
Retailer 5$833 NZD
Retailer 12$841 NZD
Retailer 4$850 NZD
Retailer 11$902 NZD
Retailer 2$955 NZD
Retailer 14$1,014 NZD
Retailer 10$1,073 NZD
Retailer 8$1,179 NZD
Retailer 9$1,802 NZD
NZ Jewellers$2,997 NZD

33 data points across 14 retailers

14 retailers$567 NZD to $2,997 NZD

A
Cheapest Retailer
-
$567 NZD
A
Retailer 2
-
$660 NZD
View
Retailer 3
-
$667 NZD
View
Price last confirmed 15 days ago
A
Retailer 4
-
$781 NZD
View
Retailer 5
-
$833 NZD
View
Price last confirmed 10 days ago
A
Retailer 6
-
$841 NZD
View
Retailer 7
-
$850 NZD
View
Price last confirmed 8 days ago
A
Retailer 8
-
$902 NZD
View
A
Retailer 9
-
$955 NZD
View
A
Retailer 10
-
$1,014 NZD
View
A
Retailer 11
-
$1,073 NZD
View
A
Retailer 12
-
$1,179 NZD
View
B+
Retailer 13
-
$1,802 NZD
View
Most Expensive
B
NZ Jewellers
3a2c4ffb-a207-4fad-bfc4-a98155281173 · Nov 4
$2,997 NZD
$1,685 USD
View
13 more retailers have this diamond
Prices start from $567 NZDSave up to $2,430 NZD

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
$567 NZD