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Oval|Natural|IGI

1.51ct G SI2 Oval Natural Diamond

ID • G/SI2 • IGI 797

Certificate IGI 797

Diamond specifications and retailer prices

From €2,353 EUR
As of November 6, 2026
Save €1,732 EUR (42%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: €4,512 EUR at Wholesale Diamonds Direct · As of October 9, 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 G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI. Listed at 7 retailers as of November 6, 2026, with a 74% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
G
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabIGI
CertificateIGI 797
Dimensions8.96 × 6.42 × 3.93 mm
L/W Ratio1.40
Top View
8.96 mm6.42 mm1.51 ctG / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 797
Side View
Table 61.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 61.2%

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 6
Current: €2,353 EUR|Low: €1,842 EUR|High: €4,645 EUR|Avg: €2,882 EUR|-12.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Wholesale Diamonds Direct
November 6, 2026
Retailer 6€1,842 EUR
Retailer 1€2,353 EUR
Retailer 3€2,365 EUR
Retailer 2€2,393 EUR
Retailer 4€2,898 EUR
Retailer 5€3,210 EUR
Wholesale Diamonds Direct€4,086 EUR

32 data points across 7 retailers

7 retailers€2,353 EUR to €4,085 EUR

A
Cheapest Retailer
-
€2,353 EUR
A
Retailer 2
-
€2,365 EUR
View
A
Retailer 3
-
€2,393 EUR
View
A
Retailer 4
-
€2,898 EUR
View
A
Retailer 5
-
€4,085 EUR
View
Retailer 6
-
€4,318 EUR
View
Price last confirmed 18 days ago
Most Expensive
Wholesale Diamonds Direct
403843561 · Oct 9
€4,512 EUR
$5,038 USD
View
Price last confirmed 28 days ago
6 more retailers have this diamond
Prices start from €2,353 EURSave up to €1,732 EUR

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
€2,353 EUR