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Heart|Natural|GIA

1.51ct D IF Heart Natural Diamond

EX • D/IF • GIA 6511843117

Certificate GIA 6511843117

Diamond specifications and retailer prices

From €16,233 EUR
As of November 4, 2026
Save €8,685 EUR (35%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €24,918 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 6511843117. Listed at 13 retailers as of November 4, 2026, with prices from €16,233 to €24,918, a €8,685 spread on the same certified stone. MOH London lists it at €24,918. 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
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6511843117
Dimensions7.24 × 7.99 × 4.68 mm
L/W Ratio1.10
Top View
7.24 mm7.99 mm1.51 ctD / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6511843117
Side View
Table 59.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 58.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: €24,918 EUR|Low: €16,187 EUR|High: €30,006 EUR|Avg: €20,367 EUR|-0.4%
MOH London
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 5, 2026
Retailer 12€16,233 EUR
Retailer 2€16,906 EUR
Retailer 9€16,922 EUR
Retailer 10€16,930 EUR
Retailer 11€17,244 EUR
Retailer 13€18,542 EUR
Retailer 3€19,130 EUR
Retailer 7€19,330 EUR
Retailer 5€19,632 EUR
Retailer 4€19,866 EUR
Retailer 14€22,664 EUR
Retailer 8€23,503 EUR
MOH London€24,918 EUR
Retailer 6€30,006 EUR

45 data points across 14 retailers

13 retailers€16,233 EUR to €24,918 EUR

B+
Cheapest Retailer
-
€16,233 EUR
B+
Retailer 2
-
€16,906 EUR
View
B+
Retailer 3
-
€16,922 EUR
View
Final sale: no returns
Retailer 4
-
€16,930 EUR
View
Price last confirmed 32 days ago
B+
Retailer 5
-
€17,244 EUR
View
B+
Retailer 6
-
€18,542 EUR
View
B+
Retailer 7
-
€19,130 EUR
View
B+
Retailer 8
-
€19,330 EUR
View
B+
Retailer 9
-
€19,632 EUR
View
B+
Retailer 10
-
€19,866 EUR
View
B
Retailer 11
-
€22,664 EUR
View
B
Retailer 12
-
€23,503 EUR
View
Most Expensive
B
MOH London
7DFDD0769 · Nov 4
€24,918 EUR
£22,022 GBP
View
12 more retailers have this diamond
Prices start from €16,233 EURSave up to €8,685 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.

B+
1.51ct Heart
€16,233 EUR