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Round|Natural|GIA

0.45ct K VS1 Round Natural Diamond

EX • K/VS1 • GIA 2457633169

Certificate GIA 2457633169

Diamond specifications and retailer prices

From $413 AUD
As of November 6, 2026
Save $891 AUD (68%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $2,536 AUD at NZ Jewellers · As of October 3, 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 K colour (faint-tinted) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 2457633169. Listed at 18 retailers as of November 4, 2026, with a 216% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.45
Carat
K
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2457633169
Dimensions4.90 × 4.89 × 3.07 mm
L/W Ratio1.00
Star length50%
Lower girdle75%
Top View
4.90 mm4.89 mm0.45 ctK / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2457633169
Side View
Table 55.0%Crown 36°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.8%

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: $2,536 AUD|Low: $413 AUD|High: $2,536 AUD|Avg: $912 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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 6, 2026
Retailer 2$413 AUD
Retailer 5$493 AUD
Retailer 11$609 AUD
Retailer 18$633 AUD
Retailer 9$661 AUD
Retailer 6$679 AUD
Retailer 3$704 AUD
Retailer 8$713 AUD
Retailer 14$727 AUD
Retailer 13$743 AUD
Retailer 16$751 AUD
Retailer 7$763 AUD
Retailer 4$871 AUD
Retailer 15$880 AUD
Retailer 10$917 AUD
Retailer 12$939 AUD
Retailer 17$1,304 AUD
NZ Jewellers$2,536 AUD

29 data points across 18 retailers

18 retailers$413 AUD to $1,304 AUD

A
Cheapest Retailer
-
$413 AUD
A
Retailer 2
-
$493 AUD
View
A
Retailer 3
-
$609 AUD
View
A
Retailer 4
-
$633 AUD
View
Retailer 5
-
$661 AUD
View
Price last confirmed 29 days ago
Retailer 6
-
$679 AUD
View
Price last confirmed 26 days ago
B+
Retailer 7
-
$704 AUD
View
Retailer 8
-
$713 AUD
View
Price last confirmed 26 days ago
A
Retailer 9
-
$727 AUD
View
B+
Retailer 10
-
$743 AUD
View
Retailer 11
-
$747 AUD
View
Price last confirmed 38 days ago
A
Retailer 12
-
$751 AUD
View
Retailer 13
-
$763 AUD
View
Price last confirmed 28 days ago
B+
Retailer 14
-
$871 AUD
View
B+
Retailer 15
-
$880 AUD
View
B+
Retailer 16
-
$939 AUD
View
B
Retailer 17
-
$1,304 AUD
View
Most Expensive
NZ Jewellers
c08155a6-2465-4832-a2d4-06990a48a387 · Oct 3
$2,536 AUD
$1,775 USD
View
Price under review
17 more retailers have this diamond
Prices start from $413 AUDSave up to $891 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
$413 AUD