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Round|Natural|GIA

0.51ct K VS1 Round Natural Diamond

EX • K/VS1 • GIA 7482379569

Certificate GIA 7482379569

Diamond specifications and retailer prices

From $553 AUD
As of November 6, 2026
Save $1,823 AUD (77%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $2,376 AUD at NZ Jewellers · As of October 20, 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 7482379569. Listed at 21 retailers as of November 4, 2026, with a 330% 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
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 7482379569
Dimensions5.10 × 5.12 × 3.19 mm
L/W Ratio1.00
Star length50%
Lower girdle75%
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Cloud, Pinpoint
Top View
5.10 mm5.12 mm0.51 ctK / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7482379569
Side View
Table 57.0%Crown 35.5°Girdle: MediumPavilion 41.2°Culet: NoneDepth 62.4%

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: $2,376 AUD|Low: $553 AUD|High: $2,376 AUD|Avg: $1,281 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 2$553 AUD
Retailer 8$816 AUD
Retailer 5$936 AUD
Retailer 4$951 AUD
Retailer 3$1,017 AUD
Retailer 9$1,043 AUD
Retailer 6$1,174 AUD
Retailer 7$1,747 AUD
Retailer 10$1,824 AUD
NZ Jewellers$2,376 AUD

38 data points across 10 retailers

21 retailers$553 AUD to $2,376 AUD

A
Cheapest Retailer
-
$553 AUD
Retailer 2
-
$640 AUD
View
Price last confirmed 63 days ago
A
Retailer 3
-
$717 AUD
View
Retailer 4
-
$757 AUD
View
Price last confirmed 17 days ago
Retailer 5
-
$757 AUD
View
Price last confirmed 44 days ago
Retailer 6
-
$816 AUD
View
Price last confirmed 21 days ago
B+
Retailer 7
-
$874 AUD
View
Retailer 8
-
$874 AUD
View
Price last confirmed 45 days ago
B+
Retailer 9
-
$874 AUD
View
B+
Retailer 10
-
$936 AUD
View
B+
Retailer 11
-
$944 AUD
View
B+
Retailer 12
-
$951 AUD
View
B+
Retailer 13
-
$1,017 AUD
View
B
Retailer 14
-
$1,043 AUD
View
B+
Retailer 15
-
$1,174 AUD
View
B
Retailer 16
-
$1,747 AUD
View
Retailer 17
-
$1,824 AUD
View
Price last confirmed 16 days ago
Retailer 18
-
$1,968 AUD
View
Price last confirmed 15 days ago
Retailer 19
-
$2,376 AUD
View
Price last confirmed 46 days ago
B
Retailer 20
-
$2,376 AUD
View
Most Expensive
NZ Jewellers
7e4f53da-f9bf-4336-bc0d-f1fe9d708db1 · Oct 20
$2,376 AUD
$1,663 USD
View
Price last confirmed 17 days ago
20 more retailers have this diamond
Prices start from $553 AUDSave up to $1,823 AUD

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
$553 AUD