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Round|Natural|GIA

0.51ct K VS1 Round Natural Diamond

EX • K/VS1 • GIA 5566131196

Certificate GIA 5566131196

Diamond specifications and retailer prices

From $443 CAD
As of November 6, 2026
Save $1,867 CAD (81%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $2,310 CAD at NZ Jewellers · As of November 4, 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 5566131196. Listed at 10 retailers as of November 4, 2026, with prices from $443 to $2,310, a $1,867 spread on the same certified stone. NZ Jewellers lists it at $2,310. 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
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 5566131196
Dimensions5.11 × 5.15 × 3.17 mm
L/W Ratio1.01
Girdle conditionSlightly Thick
Top View
5.11 mm5.15 mm0.51 ctK / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5566131196
Side View
Table 58.0%Crown 36°Girdle: MediumPavilion 40.6°Culet: NoneDepth 61.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $443 CAD|Low: $443 CAD|High: $1,408 CAD|Avg: $839 CAD|-2.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 1$443 CAD
Retailer 8$691 CAD
Retailer 3$736 CAD
Retailer 2$756 CAD
Retailer 4$779 CAD
Retailer 5$934 CAD
Retailer 7$979 CAD
Retailer 6$1,390 CAD

29 data points across 8 retailers

10 retailers$443 CAD to $2,310 CAD

A
Cheapest Retailer
-
$443 CAD
A
Retailer 2
-
$691 CAD
View
A
Retailer 3
-
$736 CAD
View
A
Retailer 4
-
$756 CAD
View
A
Retailer 5
-
$779 CAD
View
A
Retailer 6
-
$785 CAD
View
B+
Retailer 7
-
$934 CAD
View
B+
Retailer 8
-
$979 CAD
View
B
Retailer 9
-
$1,390 CAD
View
Most Expensive
B
NZ Jewellers
9f288d22-c47f-47d8-8784-dd7031ced55e · Nov 4
$2,310 CAD
$1,654 USD
View
9 more retailers have this diamond
Prices start from $443 CADSave up to $1,867 CAD

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
$443 CAD