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Round|Natural|GIA

0.45ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 7518699425

Certificate GIA 7518699425

Diamond specifications and retailer prices

From $557 AUD
₹37,268 INR
As of October 30, 2026
Save $1,805 AUD (76%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,362 AUD at NZ Jewellers · As of October 29, 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 D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7518699425. Listed at 14 retailers as of October 29, 2026, with prices from $557 to $2,362, a $1,805 spread on the same certified stone. NZ Jewellers lists it at $2,362. 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
D
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle36.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 7518699425
Dimensions4.91 × 4.87 × 3.07 mm
L/W Ratio1.01
Star length45%
Lower girdle80%
Key to symbols
Crystal
Top View
4.91 mm4.87 mm0.45 ctD / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 7518699425
Side View
Table 55.0%Crown 36.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.7%

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 30
Current: $2,362 AUD|Low: $555 AUD|High: $2,362 AUD|Avg: $952 AUD
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
October 30, 2026
Retailer 2$557 AUD
Retailer 14$638 AUD
Retailer 5$793 AUD
Retailer 3$797 AUD
Retailer 11$814 AUD
Retailer 12$814 AUD
Retailer 6$856 AUD
Retailer 13$873 AUD
Retailer 8$940 AUD
Retailer 7$940 AUD
Retailer 4$1,052 AUD
Retailer 10$1,127 AUD
Retailer 9$1,757 AUD
NZ Jewellers$2,362 AUD

38 data points across 14 retailers

14 retailers$557 AUD to $2,362 AUD

A
Cheapest Retailer
-
$557 AUD
₹37,268 INR
A
Retailer 2
-
$638 AUD
HK$3,500 HKD
View
A
Retailer 3
-
$757 AUD
$532 USD
View
Retailer 4
-
$793 AUD
$557 USD
View
Price last confirmed 12 days ago
A
Retailer 5
-
$797 AUD
SGD 757 SGD
View
A
Retailer 6
-
$814 AUD
$572 USD
View
A
Retailer 7
-
$814 AUD
$572 USD
View
A
Retailer 8
-
$873 AUD
$613 USD
View
B+
Retailer 9
-
$940 AUD
£520 GBP
View
A
Retailer 10
-
$940 AUD
$661 USD
View
B+
Retailer 11
-
$1,052 AUD
$739 USD
View
B+
Retailer 12
-
$1,127 AUD
€754 EUR
View
B
Retailer 13
-
$1,757 AUD
£972 GBP
View
Most Expensive
B
NZ Jewellers
e71cd506-24b4-46ed-8f29-94ec746879fd · Oct 29
$2,362 AUD
$1,659 USD
View
13 more retailers have this diamond
Prices start from $557 AUDSave up to $1,805 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
$557 AUD