Round|Natural|GIA

0.51ct K VS2 Round Natural Diamond

EX • K/VS2 • GIA 5453877062

Certificate GIA 5453877062

Diamond specifications and retailer prices

From $425 USD
As of November 4, 2026
Save $660 USD (61%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $1,824 USD at NZ Jewellers · As of September 24, 2026
View at NZ Jewellers

About this 0.51ct natural round diamond

This 0.51ct natural round sits in the half to three-quarter carat band, graded K colour (faint-tinted) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 5453877062. Listed at 20 retailers as of November 4, 2026, with a 155% 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

0.51
Carat
K
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 5453877062
Dimensions5.12 × 5.09 × 3.16 mm
L/W Ratio1.01
Top View
5.12 mm5.09 mm0.51 ctK / VS2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5453877062
Side View
Table 57.0%Crown 36°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.1%

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 4
Current: $1,805 USD|Low: $425 USD|High: $1,824 USD|Avg: $713 USD|-1.0%
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 12$425 USD
Retailer 6$471 USD
Retailer 9$500 USD
Retailer 13$507 USD
Retailer 14$507 USD
Retailer 7$578 USD
Retailer 2$590 USD
Retailer 8$596 USD
Retailer 5$602 USD
Retailer 3$626 USD
Retailer 4$675 USD
Retailer 10$730 USD
Retailer 11$1,085 USD
NZ Jewellers$1,805 USD

37 data points across 14 retailers

20 retailers$425 USD to $1,085 USD

A
Cheapest Retailer
-
$425 USD
Retailer 2
-
$471 USD
View
Price last confirmed 9 days ago
Retailer 3
-
$476 USD
View
Price last confirmed 60 days ago
Retailer 4
-
$476 USD
View
Price last confirmed 43 days ago
Retailer 5
-
$495 USD
View
Price last confirmed 61 days ago
A
Retailer 6
-
$500 USD
View
Retailer 7
-
$507 USD
View
Price last confirmed 9 days ago
Retailer 8
-
$507 USD
View
Price last confirmed 12 days ago
Retailer 9
-
$549 USD
View
Price last confirmed 45 days ago
Retailer 10
-
$549 USD
View
Price last confirmed 60 days ago
B+
Retailer 11
-
$578 USD
View
A
Retailer 12
-
$590 USD
View
B+
Retailer 13
-
$596 USD
View
B+
Retailer 14
-
$602 USD
View
B+
Retailer 15
-
$626 USD
View
B+
Retailer 16
-
$675 USD
View
B+
Retailer 17
-
$730 USD
View
B
Retailer 18
-
$1,085 USD
View
Retailer 19
-
$1,805 USD
View
Price last confirmed 10 days ago
Most Expensive
NZ Jewellers
8f7d5070-ed7a-4910-9934-3b0f3db3f639 · Sep 24
$1,824 USD
View
Price last confirmed 42 days ago
19 more retailers have this diamond
Prices start from $425 USDSave up to $660 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
0.51ct Round
$425 USD