Round|Natural|GIA

0.51ct J VS2 Round Natural Diamond

EX • J/VS2 • GIA 1399142424

Certificate GIA 1399142424

Diamond specifications and retailer prices

From $1,034 USD
₹98,497 INR
As of October 31, 2026
Save $755 USD (42%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $2,537 USD at MOH London · As of October 29, 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 October 31, 2026, with a 73% 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
Color
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
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $2,537 USD|Low: $1,034 USD|High: $2,554 USD|Avg: $1,679 USD|-0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 4$1,034 USD
Retailer 9$1,271 USD
Retailer 7$1,280 USD
Retailer 3$1,527 USD
Retailer 8$1,632 USD
Retailer 2$1,737 USD
Retailer 6$1,789 USD
Retailer 10$1,798 USD
Retailer 5$2,127 USD
MOH London$2,537 USD

32 data points across 10 retailers

24 retailers$1,034 USD to $1,789 USD

B
Cheapest Retailer
-
$1,034 USD
₹98,497 INR
Retailer 2
-
$1,230 USD
View
Price last confirmed 12 days ago
B
Retailer 3
-
$1,271 USD
View
Final sale: no returns
B
Retailer 4
-
$1,277 USD
View
B
Retailer 5
-
$1,280 USD
View
B
Retailer 6
-
$1,366 USD
View
B
Retailer 7
-
$1,378 USD
View
Retailer 8
-
$1,378 USD
View
Price last confirmed 44 days ago
B
Retailer 9
-
$1,378 USD
View
B
Retailer 10
-
$1,442 USD
View
B
Retailer 11
-
$1,485 USD
View
B
Retailer 12
-
$1,513 USD
View
B
Retailer 13
-
$1,527 USD
£1,202 GBP
View
Retailer 14
-
$1,590 USD
View
Price last confirmed 40 days ago
B
Retailer 15
-
$1,590 USD
View
B
Retailer 16
-
$1,632 USD
£1,285 GBP
View
B
Retailer 17
-
$1,718 USD
View
B
Retailer 18
-
$1,737 USD
£1,368 GBP
View
B
Retailer 19
-
$1,789 USD
€1,704 EUR
View
Retailer 20
-
$1,798 USD
A$2,766 AUD
View
Price last confirmed 26 days ago
Retailer 21
-
$2,127 USD
ZAR 34,364 ZAR
View
Price under review
Most Expensive
MOH London
9430B3A41 · Oct 29
$2,537 USD
£1,998 GBP
View
Price under review
21 more retailers have this diamond
Prices start from $1,034 USDSave up to $755 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
$1,034 USD