CaratHunter
Plans
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 $4,094 AUD
As of November 5, 2026
Save $3,311 AUD (45%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $7,405 AUD 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 $4,094 to $7,405, a $3,311 spread on the same certified stone. Wholesale Diamonds Direct lists it at $7,405. 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
Colour
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $4,222 AUD|Low: $3,499 AUD|High: $8,672 AUD|Avg: $5,271 AUD|-15.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Wholesale Diamonds Direct
November 6, 2026
Retailer 6$3,499 AUD
Retailer 2$4,094 AUD
Retailer 1$4,222 AUD
Retailer 3$4,264 AUD
Retailer 4$5,172 AUD
Retailer 5$6,001 AUD
Wholesale Diamonds Direct$7,405 AUD

34 data points across 7 retailers

5 retailers$4,094 AUD to $7,405 AUD

A
Cheapest Retailer
-
$4,094 AUD
A
Retailer 2
-
$4,222 AUD
View
A
Retailer 3
-
$4,264 AUD
View
A
Retailer 4
-
$5,172 AUD
View
Most Expensive
A
Wholesale Diamonds Direct
546744442 · Nov 6
$7,405 AUD
$5,088 USD
View
4 more retailers have this diamond
Prices start from $4,094 AUDSave up to $3,311 AUD

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
$4,094 AUD