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Round|Natural|GIA

0.51ct J VS2 Round Natural Diamond

EX • J/VS2 • GIA 1399142424

Certificate GIA 1399142424

Diamond specifications and retailer prices

From $1,823 NZD
As of November 6, 2026
Save $1,341 NZD (42%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $4,478 NZD at MOH London · As of November 4, 2026
View at MOH London

About this 0.51ct natural round diamond

This 0.51ct natural round sits in the half to three-quarter carat band, graded J colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 1399142424. Listed at 24 retailers as of November 6, 2026, with a 74% 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
J
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle33°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 1399142424
Dimensions5.23 × 5.19 × 3.10 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Key to symbols
Cloud
Top View
5.23 mm5.19 mm0.51 ctJ / VS2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1399142424
Side View
Table 60.0%Crown 33°Girdle: NUL-NULPavilion 40.8°Culet: NoneDepth 59.4%

Caratlytics Score

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

Price History

Last verified: Nov 6
Current: $4,478 NZD|Low: $1,823 NZD|High: $4,514 NZD|Avg: $2,886 NZD|-0.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 2$1,823 NZD
Retailer 8$2,233 NZD
Retailer 9$2,261 NZD
Retailer 5$2,690 NZD
Retailer 6$2,925 NZD
Retailer 3$3,072 NZD
Retailer 4$3,165 NZD
Retailer 7$3,784 NZD
MOH London$4,478 NZD

31 data points across 9 retailers

24 retailers$1,823 NZD to $3,165 NZD

B+
Cheapest Retailer
-
$1,823 NZD
Retailer 2
-
$2,188 NZD
View
Price last confirmed 18 days ago
B
Retailer 3
-
$2,233 NZD
View
B
Retailer 4
-
$2,261 NZD
View
Final sale: no returns
B
Retailer 5
-
$2,272 NZD
View
B
Retailer 6
-
$2,430 NZD
View
B
Retailer 7
-
$2,451 NZD
View
Retailer 8
-
$2,451 NZD
View
Price last confirmed 50 days ago
Retailer 9
-
$2,451 NZD
View
Price last confirmed 8 days ago
B
Retailer 10
-
$2,565 NZD
View
B
Retailer 11
-
$2,642 NZD
View
B
Retailer 12
-
$2,690 NZD
View
B
Retailer 13
-
$2,691 NZD
View
Retailer 14
-
$2,828 NZD
View
Price last confirmed 45 days ago
B
Retailer 15
-
$2,828 NZD
View
B
Retailer 16
-
$2,925 NZD
View
B
Retailer 17
-
$3,054 NZD
View
B
Retailer 18
-
$3,072 NZD
View
B
Retailer 19
-
$3,165 NZD
View
Retailer 20
-
$3,198 NZD
View
Price last confirmed 32 days ago
Retailer 21
-
$3,784 NZD
View
Price under review
Most Expensive
MOH London
9430B3A41 · Nov 4
$4,478 NZD
£1,982 GBP
View
Price under review
21 more retailers have this diamond
Prices start from $1,823 NZDSave up to $1,341 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.

B+
0.51ct Round
$1,823 NZD