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Heart|Natural|GIA

1.22ct I SI1 Heart Natural Diamond

EX • I/SI1 • GIA 5546305830

Certificate GIA 5546305830

Diamond specifications and retailer prices

From €2,124 EUR
As of November 7, 2026
Save €2,854 EUR (57%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €4,978 EUR at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.22ct natural heart diamond

This 1.22ct natural heart sits in the classic one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5546305830. Listed at 19 retailers as of November 5, 2026, with prices from €2,124 to €4,978, a €2,854 spread on the same certified stone. NZ Jewellers lists it at €4,978. 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

1.22
Carat
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle38.7°
OriginNatural
Grading LabGIA
CertificateGIA 5546305830
Dimensions6.48 × 7.32 × 4.29 mm
L/W Ratio1.13
Top View
6.48 mm7.32 mm1.22 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5546305830
Side View
Table 58.0%CrownGirdle: MED-VTKPavilion 38.7°Culet: NoneDepth 58.7%

Caratlytics Score

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

Price History

Last verified: Nov 7
Current: €4,978 EUR|Low: €1,915 EUR|High: €4,978 EUR|Avg: €2,875 EUR|+4.0%
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
Retailer 15
Retailer 16
Retailer 17
November 7, 2026
Retailer 11€2,124 EUR
Retailer 8€2,125 EUR
Retailer 15€2,297 EUR
Retailer 10€2,320 EUR
Retailer 4€2,360 EUR
Retailer 9€2,360 EUR
Retailer 6€2,373 EUR
Retailer 3€2,499 EUR
Retailer 5€2,499 EUR
Retailer 13€2,537 EUR
Retailer 17€2,588 EUR
Retailer 16€2,984 EUR
Retailer 14€2,990 EUR
Retailer 2€3,141 EUR
Retailer 7€3,461 EUR
Retailer 12€4,149 EUR
NZ Jewellers€4,978 EUR

44 data points across 17 retailers

19 retailers€2,124 EUR to €4,978 EUR

B+
Cheapest Retailer
-
€2,124 EUR
B+
Retailer 2
-
€2,125 EUR
View
Retailer 3
-
€2,166 EUR
View
Price last confirmed 180 days ago
B+
Retailer 4
-
€2,297 EUR
View
Final sale: no returns
B+
Retailer 5
-
€2,320 EUR
View
B+
Retailer 6
-
€2,360 EUR
View
B+
Retailer 7
-
€2,360 EUR
View
B+
Retailer 8
-
€2,373 EUR
View
B+
Retailer 9
-
€2,379 EUR
View
B+
Retailer 10
-
€2,499 EUR
View
B+
Retailer 11
-
€2,499 EUR
View
B+
Retailer 12
-
€2,537 EUR
View
B
Retailer 13
-
€2,588 EUR
View
B
Retailer 14
-
€2,984 EUR
View
B
Retailer 15
-
€2,990 EUR
View
B
Retailer 16
-
€3,141 EUR
View
B
Retailer 17
-
€3,461 EUR
View
B
Retailer 18
-
€4,149 EUR
View
Most Expensive
B
NZ Jewellers
4375de52-b2d4-47c0-a20c-195696aa330a · Nov 5
€4,978 EUR
$5,558 USD
View
18 more retailers have this diamond
Prices start from €2,124 EURSave up to €2,854 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+
1.22ct Heart
€2,124 EUR