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Oval|Natural|IGI

1.51ct E SI2 Oval Natural Diamond

EX • E/SI2 • IGI 819642065

Shape and cutting style on the report: Oval brilliant

Certificate IGI 819642065

Diamond specifications and retailer prices

From $2,813 USD
As of November 5, 2026
Save $2,275 USD (45%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $5,088 USD at Wholesale Diamonds Direct · As of November 6, 2026
View at Wholesale Diamonds Direct

About this 1.51ct natural oval diamond

This 1.51ct natural oval sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 819642065. Listed at 5 retailers as of November 5, 2026, with prices from $2,813 to $5,088, a $2,275 spread on the same certified stone. Wholesale Diamonds Direct lists it at $5,088. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.51
Carat
E
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle38°
Pavilion angle39.8°
OriginNatural
Grading LabIGI
CertificateIGI 819642065
Dimensions9.33 × 6.42 × 3.88 mm
L/W Ratio1.45
Girdle conditionFaceted
Top View
9.33 mm6.42 mm1.51 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 819642065
Side View
Table 61.0%Crown 38°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 60.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $2,901 USD|Low: $2,404 USD|High: $5,958 USD|Avg: $3,621 USD|-15.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Wholesale Diamonds Direct
November 6, 2026
Retailer 6$2,404 USD
Retailer 2$2,813 USD
Retailer 1$2,901 USD
Retailer 3$2,930 USD
Retailer 4$3,554 USD
Retailer 5$4,123 USD
Wholesale Diamonds Direct$5,088 USD

34 data points across 7 retailers

5 retailers$2,813 USD to $5,088 USD

A
Cheapest Retailer
-
$2,813 USD
A
Retailer 2
-
$2,901 USD
View
A
Retailer 3
-
$2,930 USD
View
A
Retailer 4
-
$3,554 USD
View
Most Expensive
A
Wholesale Diamonds Direct
546744442 · Nov 6
$5,088 USD
View
4 more retailers have this diamond
Prices start from $2,813 USDSave up to $2,275 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
1.51ct Oval
$2,813 USD