CaratHunter
Plans
Heart|Natural|GIA

1.22ct J SI1 Heart Natural Diamond

ID • J/SI1 • GIA 1545621979

Certificate GIA 1545621979

Diamond specifications and retailer prices

From €1,850 EUR
As of November 6, 2026
Save €3,098 EUR (63%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €4,949 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 J 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 1545621979. Listed at 16 retailers as of November 5, 2026, with prices from €1,850 to €4,949, a €3,098 spread on the same certified stone. NZ Jewellers lists it at €4,949. 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
J
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1545621979
Dimensions7.34 × 6.64 × 4.27 mm
L/W Ratio1.11
Culet sizeNone
Key to symbols
Twinning Wisp, Crystal, Feather, Needle
Top View
7.34 mm6.64 mm1.22 ctJ / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1545621979
Side View
Table 63.0%CrownGirdle: Very ThickPavilionCulet: NoneDepth 58.2%

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 6
Current: €4,949 EUR|Low: €1,844 EUR|High: €4,949 EUR|Avg: €2,748 EUR|+1.0%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 7, 2026
Retailer 4€1,850 EUR
Retailer 8€2,144 EUR
Retailer 10€2,144 EUR
Retailer 12€2,188 EUR
Retailer 9€2,244 EUR
Retailer 5€2,296 EUR
Retailer 3€2,338 EUR
Retailer 11€2,474 EUR
Retailer 7€2,889 EUR
Retailer 6€2,939 EUR
Retailer 2€4,125 EUR
NZ Jewellers€4,949 EUR

46 data points across 12 retailers

16 retailers€1,850 EUR to €4,949 EUR

B+
Cheapest Retailer
-
€1,850 EUR
B+
Retailer 2
-
€2,144 EUR
View
Retailer 3
-
€2,144 EUR
View
Price last confirmed 9 days ago
B+
Retailer 4
-
€2,188 EUR
View
B
Retailer 5
-
€2,244 EUR
View
B
Retailer 6
-
€2,248 EUR
View
B+
Retailer 7
-
€2,296 EUR
View
B+
Retailer 8
-
€2,338 EUR
View
B
Retailer 9
-
€2,463 EUR
View
B
Retailer 10
-
€2,463 EUR
View
B
Retailer 11
-
€2,474 EUR
View
B
Retailer 12
-
€2,544 EUR
View
B
Retailer 13
-
€2,889 EUR
View
B
Retailer 14
-
€2,939 EUR
View
B
Retailer 15
-
€4,125 EUR
View
Most Expensive
B
NZ Jewellers
c66c0cd1-bcba-4da9-9247-578968bc5951 · Nov 5
€4,949 EUR
$5,525 USD
View
15 more retailers have this diamond
Prices start from €1,850 EURSave up to €3,098 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
€1,850 EUR