Round|Natural|GIA

0.45ct K VS1 Round Natural Diamond

EX • K/VS1 • GIA 2457633169

Certificate GIA 2457633169

Diamond specifications and retailer prices

From $289 USD
As of November 6, 2026
Save $624 USD (68%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,775 USD 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
Color
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: $1,775 USD|Low: $289 USD|High: $1,775 USD|Avg: $639 USD
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$289 USD
Retailer 5$345 USD
Retailer 11$426 USD
Retailer 18$443 USD
Retailer 9$463 USD
Retailer 6$475 USD
Retailer 3$493 USD
Retailer 8$499 USD
Retailer 14$509 USD
Retailer 13$520 USD
Retailer 16$526 USD
Retailer 7$534 USD
Retailer 4$610 USD
Retailer 15$616 USD
Retailer 10$642 USD
Retailer 12$657 USD
Retailer 17$913 USD
NZ Jewellers$1,775 USD

29 data points across 18 retailers

18 retailers$289 USD to $913 USD

A
Cheapest Retailer
-
$289 USD
A
Retailer 2
-
$345 USD
View
A
Retailer 3
-
$426 USD
View
A
Retailer 4
-
$443 USD
View
Retailer 5
-
$463 USD
View
Price last confirmed 29 days ago
Retailer 6
-
$475 USD
View
Price last confirmed 26 days ago
B+
Retailer 7
-
$493 USD
View
Retailer 8
-
$499 USD
View
Price last confirmed 26 days ago
A
Retailer 9
-
$509 USD
View
B+
Retailer 10
-
$520 USD
View
Retailer 11
-
$523 USD
View
Price last confirmed 38 days ago
A
Retailer 12
-
$526 USD
View
Retailer 13
-
$534 USD
View
Price last confirmed 28 days ago
B+
Retailer 14
-
$610 USD
View
B+
Retailer 15
-
$616 USD
View
B+
Retailer 16
-
$657 USD
View
B
Retailer 17
-
$913 USD
View
Most Expensive
NZ Jewellers
c08155a6-2465-4832-a2d4-06990a48a387 · Oct 3
$1,775 USD
View
Price under review
17 more retailers have this diamond
Prices start from $289 USDSave up to $624 USD

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
$289 USD