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Heart|Natural|GIA

1.51ct H IF Heart Natural Diamond

EX • H/IF • GIA 1553780704

Certificate GIA 1553780704

Diamond specifications and retailer prices

From €4,932 EUR
As of November 2, 2026
Save €3,242 EUR (40%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: €8,174 EUR at MOH London · As of November 2, 2026
View at MOH London

About this 1.51ct natural heart diamond

This 1.51ct natural heart 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 stated by the retailer rather than the lab and certified by GIA 1553780704. Listed at 7 retailers as of November 2, 2026, with prices from €4,932 to €8,174, a €3,242 spread on the same certified stone. MOH London lists it at €8,174. 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 (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle39.61°
Pavilion angle40.04°
OriginNatural
Grading LabGIA
CertificateGIA 1553780704
Dimensions7.00 × 7.99 × 4.57 mm
L/W Ratio1.14
Girdle conditionVery Thick
Top View
7.00 mm7.99 mm1.51 ctH / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 1553780704
Side View
Table 63.0%Crown 39.61°GirdlePavilion 40.04°CuletDepth 57.2%

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 2
Current: €8,174 EUR|Low: €4,932 EUR|High: €8,442 EUR|Avg: €5,916 EUR|-3.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 7, 2026
Retailer 3€4,932 EUR
Retailer 2€5,311 EUR
Retailer 6€5,311 EUR
Retailer 4€5,548 EUR
Retailer 5€5,548 EUR
Retailer 7€5,569 EUR
Retailer 8€6,201 EUR
MOH London€8,174 EUR

39 data points across 8 retailers

7 retailers€4,932 EUR to €8,174 EUR

A
Cheapest Retailer
-
€4,932 EUR
A
Retailer 2
-
€5,311 EUR
View
A
Retailer 3
-
€5,311 EUR
View
A
Retailer 4
-
€5,548 EUR
View
A
Retailer 5
-
€5,548 EUR
View
Retailer 6
-
€5,569 EUR
View
Price last confirmed 28 days ago
Most Expensive
B
MOH London
14B8112E5 · Nov 2
€8,174 EUR
£7,186 GBP
View
6 more retailers have this diamond
Prices start from €4,932 EURSave up to €3,242 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 Heart
€4,932 EUR