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Round|Natural|HRD

1.51ct H IF Round Natural Diamond

EX • H/IF • HRD 260000017251

Certificate HRD 260000017251

Diamond specifications and retailer prices

From €5,350 EUR
As of November 6, 2026
Save €2,307 EUR (30%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: €9,759 EUR at MOH London · As of October 21, 2026
View at MOH London

About this 1.51ct natural round diamond

This 1.51ct natural round sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by HRD 260000017251. Listed at 7 retailers as of November 6, 2026, with a 43% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
H
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle40.7°
OriginNatural
Grading LabHRD
CertificateHRD 260000017251
Dimensions7.31 × 7.27 × 4.53 mm
L/W Ratio1.01
Top View
7.31 mm7.27 mm1.51 ctH / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateHRD 260000017251
Side View
Table 58.0%Crown 36.2°Girdle: MediumPavilion 40.7°Culet: UNSDepth 62.1%

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 6
Current: €9,759 EUR|Low: €5,298 EUR|High: €9,901 EUR|Avg: €7,282 EUR|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 7, 2026
Retailer 4€5,350 EUR
Retailer 3€6,533 EUR
Retailer 2€6,588 EUR
Retailer 6€7,290 EUR
Retailer 5€7,657 EUR
Retailer 7€8,067 EUR
MOH London€9,759 EUR

26 data points across 7 retailers

7 retailers€5,350 EUR to €7,657 EUR

A
Cheapest Retailer
-
€5,350 EUR
A
Retailer 2
-
€6,533 EUR
View
Final sale: no returns
A
Retailer 3
-
€6,588 EUR
View
Retailer 4
-
€6,965 EUR
View
Price last confirmed 28 days ago
Retailer 5
-
€7,128 EUR
View
Price last confirmed 39 days ago
B+
Retailer 6
-
€7,657 EUR
View
Most Expensive
MOH London
2A8B5A847 · Oct 21
€9,759 EUR
£8,579 GBP
View
Price last confirmed 16 days ago
6 more retailers have this diamond
Prices start from €5,350 EURSave up to €2,307 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 Round
€5,350 EUR