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Heart|Natural|GIA

1.51ct D IF Heart Natural Diamond

EX • D/IF • GIA 5546398680

Certificate GIA 5546398680

Diamond specifications and retailer prices

From €12,199 EUR
As of November 5, 2026
Save €7,897 EUR (39%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: €20,096 EUR at MOH London · As of November 4, 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 D colour (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 5546398680. Listed at 7 retailers as of November 4, 2026, with prices from €12,199 to €20,096, a €7,897 spread on the same certified stone. MOH London lists it at €20,096. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
D
Colour
IF
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5546398680
Dimensions7.29 × 8.13 × 4.51 mm
L/W Ratio1.12
Top View
7.29 mm8.13 mm1.51 ctD / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5546398680
Side View
Table 63.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 55.5%

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 5
Current: €20,096 EUR|Low: €11,826 EUR|High: €20,393 EUR|Avg: €15,371 EUR|-0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 5, 2026
Retailer 5€12,199 EUR
Retailer 3€12,364 EUR
Retailer 7€13,563 EUR
Retailer 2€13,586 EUR
Retailer 6€15,128 EUR
Retailer 8€16,194 EUR
Retailer 4€18,278 EUR
MOH London€20,096 EUR

40 data points across 8 retailers

7 retailers€12,199 EUR to €20,096 EUR

A
Cheapest Retailer
-
€12,199 EUR
A
Retailer 2
-
€12,364 EUR
View
Final sale: no returns
A
Retailer 3
-
€13,563 EUR
View
A
Retailer 4
-
€13,586 EUR
View
B+
Retailer 5
-
€15,128 EUR
View
B+
Retailer 6
-
€18,278 EUR
View
Most Expensive
B+
MOH London
5FABC4BA2 · Nov 4
€20,096 EUR
£17,760 GBP
View
6 more retailers have this diamond
Prices start from €12,199 EURSave up to €7,897 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
€12,199 EUR