Oval|Natural|GIA

1.51ct E SI1 Oval Natural Diamond

EX • E/SI1 • GIA 1553875487

Certificate GIA 1553875487

Diamond specifications and retailer prices

From €5,686 EUR
As of November 6, 2026
Save €7,218 EUR (56%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €12,904 EUR at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

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 SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1553875487. Listed at 11 retailers as of November 5, 2026, with prices from €5,686 to €12,904, a €7,218 spread on the same certified stone. NZ Jewellers lists it at €12,904. 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
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1553875487
Dimensions8.86 × 6.19 × 4.02 mm
L/W Ratio1.43
Key to symbols
Crystal, Feather, Needle
Top View
8.86 mm6.19 mm1.51 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1553875487
Side View
Table 59.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 65.0%

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: €12,904 EUR|Low: €5,686 EUR|High: €13,442 EUR|Avg: €8,010 EUR|-4.0%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 9€5,686 EUR
Retailer 8€6,288 EUR
Retailer 6€6,340 EUR
Retailer 3€6,764 EUR
Retailer 11€6,825 EUR
Retailer 2€7,180 EUR
Retailer 10€7,715 EUR
Retailer 7€7,833 EUR
Retailer 4€8,365 EUR
Retailer 5€10,723 EUR
NZ Jewellers€12,904 EUR

34 data points across 11 retailers

11 retailers€5,686 EUR to €12,904 EUR

A
Cheapest Retailer
-
€5,686 EUR
A
Retailer 2
-
€6,288 EUR
View
Retailer 3
-
€6,340 EUR
View
Price last confirmed 3 days ago
Retailer 4
-
€6,764 EUR
View
Price last confirmed 25 days ago
B+
Retailer 5
-
€6,825 EUR
View
A
Retailer 6
-
€7,180 EUR
View
B+
Retailer 7
-
€7,715 EUR
View
B+
Retailer 8
-
€7,833 EUR
View
B+
Retailer 9
-
€8,365 EUR
View
B
Retailer 10
-
€10,723 EUR
View
Most Expensive
B
NZ Jewellers
03eb7318-4dbf-444e-9944-c8b39e425396 · Nov 5
€12,904 EUR
$14,407 USD
View
10 more retailers have this diamond
Prices start from €5,686 EURSave up to €7,218 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
€5,686 EUR