Oval|Natural|IGI

0.51ct I VS2 Oval Natural Diamond

VG • I/VS2 • IGI 831665519

Shape and cutting style on the report: Oval brilliant

Certificate IGI 831665519

Diamond specifications and retailer prices

From $335 USD
₹31,876 INR
As of October 19, 2026
11 retailers carry this diamond
Most expensive: $1,817 USD at NZ Jewellers · As of October 17, 2026
View at NZ Jewellers

About this 0.51ct natural oval diamond

This 0.51ct natural oval sits in the half to three-quarter carat band, graded I colour (near-colourless) and VS2 clarity (very-slightly-included), with a very-good cut grade and certified by IGI 831665519. Listed at 11 retailers as of October 17, 2026. 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
I
Color
VS2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle40.9°
OriginNatural
Grading LabIGI
CertificateIGI 831665519
Dimensions6.37 × 4.47 × 2.81 mm
L/W Ratio1.43
Girdle conditionFaceted
Culet sizeNone
Top View
6.37 mm4.47 mm0.51 ctI / VS2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 831665519
Side View
Table 60.0%Crown 34.9°Girdle: MED-THKPavilion 40.9°Culet: NoneDepth 62.9%

Caratlytics Score

No score right now
No retailer has confirmed this stone recently, so we are not scoring it. Prices below are as of the date shown.

Price History

Last verified: Oct 19
Current: $1,817 USD|Low: $335 USD|High: $1,817 USD|Avg: $658 USD
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
October 26, 2026
Retailer 13$335 USD
Retailer 6$437 USD
Retailer 2$474 USD
Retailer 8$503 USD
Retailer 4$511 USD
Retailer 16$511 USD
Retailer 3$547 USD
Retailer 10$551 USD
Retailer 12$579 USD
Retailer 9$590 USD
Retailer 5$605 USD
Retailer 11$680 USD
Retailer 14$710 USD
Retailer 17$731 USD
Retailer 7$1,006 USD
Retailer 15$1,101 USD
NZ Jewellers$1,817 USD

30 data points across 17 retailers

11 retailers$335 USD to $1,817 USD

Retailer 1
-
$335 USD
₹31,876 INR
Price last confirmed 14 days ago
Retailer 2
-
$474 USD
View
Price last confirmed 8 days ago
Retailer 3
-
$511 USD
View
Price last confirmed 17 days ago
Retailer 4
-
$547 USD
View
Price last confirmed 15 days ago
Retailer 5
-
$551 USD
£434 GBP
View
Price last confirmed 8 days ago
Retailer 6
-
$590 USD
View
Price last confirmed 14 days ago
Retailer 7
-
$605 USD
View
Price last confirmed 7 days ago
Retailer 8
-
$731 USD
ZAR 11,805 ZAR
View
Price last confirmed 17 days ago
Retailer 9
-
$1,006 USD
£792 GBP
View
Price last confirmed 26 days ago
Retailer 10
-
$1,101 USD
£867 GBP
View
Price last confirmed 15 days ago
Most Expensive
NZ Jewellers
8825e99e-7625-4486-86ee-7337e45904ff · Oct 17
$1,817 USD
View
Price last confirmed 16 days ago
10 more retailers have this diamond

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.

0.51ct Oval
$335 USD