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Round|Natural|GIA

0.51ct K VS2 Round Natural Diamond

EX • K/VS2 • GIA 7418343173

Certificate GIA 7418343173

Diamond specifications and retailer prices

From $628 NZD
As of November 6, 2026
Save $2,798 NZD (82%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $3,426 NZD 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 VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 7418343173. Listed at 18 retailers as of November 4, 2026, with prices from $628 to $3,426, a $2,798 spread on the same certified stone. NZ Jewellers lists it at $3,426. 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
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle34°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 7418343173
Dimensions5.11 × 5.07 × 3.20 mm
L/W Ratio1.01
Top View
5.11 mm5.07 mm0.51 ctK / VS2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 7418343173
Side View
Table 57.0%Crown 34°Girdle: MED-STKPavilion 41.8°Culet: NoneDepth 62.9%

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: $628 NZD|Low: $628 NZD|High: $2,085 NZD|Avg: $1,216 NZD|-3.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 1$628 NZD
Retailer 8$898 NZD
Retailer 4$916 NZD
Retailer 5$1,101 NZD
Retailer 3$1,121 NZD
Retailer 6$1,165 NZD
Retailer 10$1,195 NZD
Retailer 2$1,254 NZD
Retailer 7$1,386 NZD
Retailer 9$2,060 NZD

27 data points across 10 retailers

18 retailers$628 NZD to $3,426 NZD

A
Cheapest Retailer
-
$628 NZD
A
Retailer 2
-
$751 NZD
View
A
Retailer 3
-
$845 NZD
View
A
Retailer 4
-
$893 NZD
View
A
Retailer 5
-
$898 NZD
View
A
Retailer 6
-
$916 NZD
View
A
Retailer 7
-
$962 NZD
View
B+
Retailer 8
-
$1,032 NZD
View
B+
Retailer 9
-
$1,101 NZD
View
B+
Retailer 10
-
$1,121 NZD
View
B+
Retailer 11
-
$1,126 NZD
View
B+
Retailer 12
-
$1,165 NZD
View
B+
Retailer 13
-
$1,195 NZD
View
B+
Retailer 14
-
$1,254 NZD
View
B+
Retailer 15
-
$1,386 NZD
View
B
Retailer 16
-
$1,573 NZD
View
B
Retailer 17
-
$2,060 NZD
View
Most Expensive
B
NZ Jewellers
fa808a69-0b11-4406-bc84-2eb3db65678c · Nov 4
$3,426 NZD
$1,926 USD
View
17 more retailers have this diamond
Prices start from $628 NZDSave up to $2,798 NZD

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
$628 NZD