Oval|Natural|IGI

0.51ct I SI2 Oval Natural Diamond

VG • I/SI2 • IGI 847610956

Shape and cutting style on the report: Oval brilliant

Certificate IGI 847610956

Diamond specifications and retailer prices

From $284 USD
₹27,064 INR
As of November 1, 2026
Save $593 USD (68%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $878 USD at MOH London · As of November 1, 2026
View at MOH London

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 SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 847610956. Listed at 7 retailers as of November 1, 2026, with prices from $284 to $878, a $593 spread on the same certified stone. MOH London lists it at $878. 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
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle36.4°
OriginNatural
Grading LabIGI
CertificateIGI 847610956
Dimensions6.17 × 4.60 × 2.64 mm
L/W Ratio1.34
Girdle conditionFaceted
Top View
6.17 mm4.60 mm0.51 ctI / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 847610956
Side View
Table 63.0%Crown 36.6°Girdle: STK-VTKPavilion 36.4°Culet: NoneDepth 57.4%

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 1
Current: $878 USD|Low: $284 USD|High: $878 USD|Avg: $513 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 1, 2026
Retailer 2$284 USD
Retailer 5$380 USD
Retailer 4$454 USD
Retailer 3$511 USD
Retailer 6$544 USD
Retailer 7$693 USD
MOH London$878 USD

2 data points across 7 retailers

7 retailers$284 USD to $878 USD

A
Cheapest Retailer
-
$284 USD
₹27,064 INR
B+
Retailer 2
-
$380 USD
View
B+
Retailer 3
-
$454 USD
£357 GBP
View
B+
Retailer 4
-
$511 USD
View
B+
Retailer 5
-
$544 USD
View
B
Retailer 6
-
$693 USD
€660 EUR
View
Most Expensive
B
MOH London
257B8422E · Nov 1
$878 USD
£691 GBP
View
6 more retailers have this diamond
Prices start from $284 USDSave up to $593 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.

A
0.51ct Oval
$284 USD