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Heart|Natural|GIA

1.64ct E IF Heart Natural Diamond

EX • E/IF • GIA 5546738452

Certificate GIA 5546738452

Diamond specifications and retailer prices

From €8,747 EUR
SGD 13,205 SGD
As of November 1, 2026
Save €2,043 EUR (19%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: €10,789 EUR at Blue Nile · As of October 31, 2026
View at Blue Nile

About this 1.64ct natural heart diamond

This 1.64ct natural heart sits in the one-and-a-half to two carat band, graded E 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 5546738452. Listed at 7 retailers as of October 31, 2026, with prices from €8,747 to €10,789, a €2,043 spread on the same certified stone. Blue Nile lists it at €10,789. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.64
Carat
E
Color
IF
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5546738452
Dimensions7.45 × 8.15 × 4.70 mm
L/W Ratio1.09
Culet sizeNone
Top View
7.45 mm8.15 mm1.64 ctE / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5546738452
Side View
Table 56.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 57.6%

Caratlytics Score

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A+
Exceptional
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 1
Current: €10,789 EUR|Low: €8,747 EUR|High: €11,574 EUR|Avg: €10,175 EUR|-6.8%
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 1, 2026
Retailer 6€8,747 EUR
Retailer 5€9,272 EUR
Retailer 3€9,291 EUR
Retailer 2€9,926 EUR
Retailer 7€9,943 EUR
Retailer 4€10,016 EUR
Blue Nile€10,789 EUR

30 data points across 7 retailers

7 retailers€8,747 EUR to €10,789 EUR

A+
Cheapest Retailer
-
€8,747 EUR
SGD 13,205 SGD
A
Retailer 2
-
€9,272 EUR
$10,359 USD
View
A+
Retailer 3
-
€9,291 EUR
£8,174 GBP
View
A
Retailer 4
-
€9,926 EUR
A$17,060 AUD
View
A
Retailer 5
-
€9,943 EUR
MYR 45,247 MYR
View
A
Retailer 6
-
€10,016 EUR
₹1,065,697 INR
View
Most Expensive
A
Blue Nile
28420086 · Oct 31
€10,789 EUR
$12,054 USD
View
6 more retailers have this diamond
Prices start from €8,747 EURSave up to €2,043 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+
1.64ct Heart
€8,747 EUR