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Heart|Natural|GIA

1.21ct E SI2 Heart Natural Diamond

EX • E/SI2 • GIA 6545807565

Certificate GIA 6545807565

Diamond specifications and retailer prices

From €1,644 EUR
As of November 6, 2026
Save €2,972 EUR (64%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €4,615 EUR at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.21ct natural heart diamond

This 1.21ct natural heart sits in the classic one-carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6545807565. Listed at 14 retailers as of November 5, 2026, with prices from €1,644 to €4,615, a €2,972 spread on the same certified stone. NZ Jewellers lists it at €4,615. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.21
Carat
E
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6545807565
Dimensions6.52 × 7.31 × 4.28 mm
L/W Ratio1.12
Top View
6.52 mm7.31 mm1.21 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6545807565
Side View
Table 58.0%CrownGirdle: THN-THKPavilionCulet: NoneDepth 58.6%

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 6
Current: €4,615 EUR|Low: €1,644 EUR|High: €4,983 EUR|Avg: €2,589 EUR|-7.4%
NZ Jewellers
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 6, 2026
Retailer 7€1,644 EUR
Retailer 4€1,747 EUR
Retailer 5€1,994 EUR
Retailer 3€2,154 EUR
Retailer 6€2,208 EUR
Retailer 11€2,208 EUR
Retailer 2€2,300 EUR
Retailer 12€2,310 EUR
Retailer 13€2,332 EUR
Retailer 8€2,336 EUR
Retailer 14€2,535 EUR
Retailer 10€2,547 EUR
Retailer 9€3,857 EUR
NZ Jewellers€4,615 EUR

34 data points across 14 retailers

14 retailers€1,644 EUR to €4,615 EUR

A
Cheapest Retailer
-
€1,644 EUR
A
Retailer 2
-
€1,747 EUR
View
Final sale: no returns
A
Retailer 3
-
€1,994 EUR
View
A
Retailer 4
-
€2,154 EUR
View
Retailer 5
-
€2,208 EUR
View
Price last confirmed 8 days ago
A
Retailer 6
-
€2,208 EUR
View
A
Retailer 7
-
€2,300 EUR
View
A
Retailer 8
-
€2,310 EUR
View
B+
Retailer 9
-
€2,332 EUR
View
A
Retailer 10
-
€2,336 EUR
View
B+
Retailer 11
-
€2,535 EUR
View
B+
Retailer 12
-
€2,547 EUR
View
B
Retailer 13
-
€3,857 EUR
View
Most Expensive
B
NZ Jewellers
9ec0e935-9cb7-420d-912f-7a6059c482f9 · Nov 5
€4,615 EUR
$5,153 USD
View
13 more retailers have this diamond
Prices start from €1,644 EURSave up to €2,972 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
1.21ct Heart
€1,644 EUR