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Oval|Natural|HRD

1.51ct K SI2 Oval Natural Diamond

ID • K/SI2 • HRD 220000073717

Shape and cutting style on the report: Oval (variation)

Certificate HRD 220000073717

Diamond specifications and retailer prices

From €1,789 EUR
As of November 5, 2026
Save €6,375 EUR (78%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €8,163 EUR at Allurez · As of November 5, 2026
View at Allurez

About this 1.51ct natural oval diamond

This 1.51ct natural oval sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by HRD 220000073717. Listed at 12 retailers as of November 5, 2026, with prices from €1,789 to €8,163, a €6,375 spread on the same certified stone. Allurez lists it at €8,163. 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
K
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabHRD
CertificateHRD 220000073717
Dimensions9.82 × 6.11 × 3.94 mm
L/W Ratio1.61
Girdle conditionFaceted
Culet sizeNone
Top View
9.82 mm6.11 mm1.51 ctK / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateHRD 220000073717
Side View
Table 64.0%CrownGirdle: MediumPavilionCulet: 0.0Depth 65.0%

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: €8,163 EUR|Low: €1,779 EUR|High: €8,163 EUR|Avg: €2,815 EUR
Allurez
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 6, 2026
Retailer 7€1,789 EUR
Retailer 5€1,889 EUR
Retailer 9€1,894 EUR
Retailer 13€1,894 EUR
Retailer 4€1,916 EUR
Retailer 10€1,981 EUR
Retailer 3€2,018 EUR
Retailer 14€2,051 EUR
Retailer 11€2,185 EUR
Retailer 2€2,572 EUR
Retailer 6€3,027 EUR
Retailer 8€3,318 EUR
Retailer 12€3,960 EUR
Allurez€8,163 EUR

31 data points across 14 retailers

12 retailers€1,789 EUR to €8,163 EUR

A
Cheapest Retailer
-
€1,789 EUR
Retailer 2
-
€1,894 EUR
View
Price last confirmed 8 days ago
A
Retailer 3
-
€1,894 EUR
View
A
Retailer 4
-
€1,916 EUR
View
A
Retailer 5
-
€1,981 EUR
View
B+
Retailer 6
-
€2,018 EUR
View
B+
Retailer 7
-
€2,051 EUR
View
B+
Retailer 8
-
€2,185 EUR
View
B+
Retailer 9
-
€2,572 EUR
View
B+
Retailer 10
-
€3,318 EUR
View
B+
Retailer 11
-
€3,960 EUR
View
Most Expensive
C
Allurez
5441780 · Nov 5
€8,163 EUR
$9,114 USD
View
11 more retailers have this diamond
Prices start from €1,789 EURSave up to €6,375 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
€1,789 EUR