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Round|Natural|GIA

0.45ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 1569598658

Certificate GIA 1569598658

Diamond specifications and retailer prices

From $454 AUD
As of November 6, 2026
Save $1,960 AUD (81%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $2,415 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 I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1569598658. Listed at 20 retailers as of November 4, 2026, with prices from $454 to $2,415, a $1,960 spread on the same certified stone. NZ Jewellers lists it at $2,415. 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
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 1569598658
Dimensions4.97 × 4.99 × 2.99 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Top View
4.97 mm4.99 mm0.45 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1569598658
Side View
Table 59.0%Crown 34°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 60.1%

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: Nov 6
Current: $2,415 AUD|Low: $454 AUD|High: $2,457 AUD|Avg: $932 AUD|-1.7%
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
November 6, 2026
Retailer 2$454 AUD
Retailer 8$531 AUD
Retailer 12$540 AUD
Retailer 19$560 AUD
Retailer 9$630 AUD
Retailer 7$656 AUD
Retailer 14$665 AUD
Retailer 5$678 AUD
Retailer 18$691 AUD
Retailer 11$728 AUD
Retailer 15$773 AUD
Retailer 17$812 AUD
Retailer 3$863 AUD
Retailer 10$905 AUD
Retailer 6$914 AUD
Retailer 16$1,022 AUD
Retailer 13$1,268 AUD
Retailer 20$1,452 AUD
Retailer 4$1,780 AUD
NZ Jewellers$2,415 AUD

20 data points across 20 retailers

20 retailers$454 AUD to $2,415 AUD

A
Cheapest Retailer
-
$454 AUD
A
Retailer 2
-
$531 AUD
View
A
Retailer 3
-
$540 AUD
View
A
Retailer 4
-
$560 AUD
View
A
Retailer 5
-
$630 AUD
View
A
Retailer 6
-
$656 AUD
View
A
Retailer 7
-
$665 AUD
View
A
Retailer 8
-
$678 AUD
View
A
Retailer 9
-
$691 AUD
View
A
Retailer 10
-
$728 AUD
View
A
Retailer 11
-
$773 AUD
View
B+
Retailer 12
-
$812 AUD
View
B+
Retailer 13
-
$863 AUD
View
B+
Retailer 14
-
$905 AUD
View
B+
Retailer 15
-
$914 AUD
View
B+
Retailer 16
-
$1,022 AUD
View
B
Retailer 17
-
$1,268 AUD
View
B
Retailer 18
-
$1,452 AUD
View
B
Retailer 19
-
$1,780 AUD
View
Most Expensive
B
NZ Jewellers
1b4a9c25-635c-4270-8aa4-d770726392f6 · Nov 4
$2,415 AUD
$1,659 USD
View
19 more retailers have this diamond
Prices start from $454 AUDSave up to $1,960 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
$454 AUD