Round|Natural|GIA

0.51ct K VS1 Round Natural Diamond

GD • K/VS1 • GIA 6315634053

Certificate GIA 6315634053

Diamond specifications and retailer prices

From $371 USD
As of November 6, 2026
Save $1,318 USD (78%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,689 USD 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 standard cut grade and certified by GIA 6315634053. Listed at 17 retailers as of November 4, 2026, with prices from $371 to $1,689, a $1,318 spread on the same certified stone. NZ Jewellers lists it at $1,689. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.51
Carat
K
Color
VS1
Clarity
Good
Cut

Specifications

CutGood
PolishVery Good
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6315634053
Dimensions5.39 × 5.37 × 2.93 mm
L/W Ratio1.00
Top View
5.39 mm5.37 mm0.51 ctK / VS1
OriginNatural
CutGood
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6315634053
Side View
Table 67.0%CrownGirdle: ThinPavilionCulet: NoneDepth 54.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $1,689 USD|Low: $358 USD|High: $1,689 USD|Avg: $594 USD|+23.3%
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
November 6, 2026
Retailer 4$371 USD
Retailer 5$441 USD
Retailer 10$460 USD
Retailer 8$475 USD
Retailer 9$475 USD
Retailer 6$509 USD
Retailer 16$509 USD
Retailer 11$539 USD
Retailer 2$552 USD
Retailer 12$565 USD
Retailer 3$571 USD
Retailer 17$595 USD
Retailer 7$650 USD
Retailer 13$664 USD
Retailer 14$683 USD
Retailer 15$1,016 USD
NZ Jewellers$1,689 USD

28 data points across 17 retailers

17 retailers$371 USD to $1,689 USD

B+
Cheapest Retailer
-
$371 USD
B+
Retailer 2
-
$441 USD
View
B+
Retailer 3
-
$460 USD
View
B+
Retailer 4
-
$475 USD
View
Retailer 5
-
$475 USD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
$509 USD
View
B+
Retailer 7
-
$509 USD
View
B+
Retailer 8
-
$539 USD
View
B+
Retailer 9
-
$552 USD
View
B+
Retailer 10
-
$565 USD
View
B+
Retailer 11
-
$571 USD
View
B+
Retailer 12
-
$595 USD
View
B
Retailer 13
-
$650 USD
View
B+
Retailer 14
-
$664 USD
View
B
Retailer 15
-
$683 USD
View
C
Retailer 16
-
$1,016 USD
View
Most Expensive
C
NZ Jewellers
9df02c64-9350-4266-b331-f3029a3ae0fc · Nov 4
$1,689 USD
View
16 more retailers have this diamond
Prices start from $371 USDSave up to $1,318 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.

B+
0.51ct Round
$371 USD