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Heart|Natural|GIA

1.00ct H SI1 Heart Natural Diamond

EX • H/SI1 • GIA 2546010111

Certificate GIA 2546010111

Diamond specifications and retailer prices

From €1,283 EUR
As of November 6, 2026
Save €2,108 EUR (62%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €3,392 EUR at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural heart diamond

This 1ct natural heart sits in the classic one-carat band, graded H 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 2546010111. Listed at 16 retailers as of November 5, 2026, with prices from €1,283 to €3,392, a €2,108 spread on the same certified stone. NZ Jewellers lists it at €3,392. 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

1.00
Carat
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle37.78°
Pavilion angle38.79°
OriginNatural
Grading LabGIA
CertificateGIA 2546010111
Dimensions6.06 × 6.87 × 3.96 mm
L/W Ratio1.13
Top View
6.06 mm6.87 mm1.00 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2546010111
Side View
Table 56.0%Crown 37.78°Girdle: THK-VTKPavilion 38.79°Culet: NoneDepth 57.6%

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: €3,392 EUR|Low: €1,176 EUR|High: €3,392 EUR|Avg: €1,667 EUR
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
November 7, 2026
Retailer 14€1,283 EUR
Retailer 4€1,289 EUR
Retailer 13€1,290 EUR
Retailer 8€1,349 EUR
Retailer 11€1,352 EUR
Retailer 3€1,390 EUR
Retailer 5€1,390 EUR
Retailer 12€1,455 EUR
Retailer 2€1,532 EUR
Retailer 15€1,536 EUR
Retailer 6€1,604 EUR
Retailer 9€1,696 EUR
Retailer 7€1,877 EUR
Retailer 10€2,429 EUR
NZ Jewellers€3,392 EUR

37 data points across 15 retailers

16 retailers€1,283 EUR to €3,392 EUR

A
Cheapest Retailer
-
€1,283 EUR
Final sale: no returns
A
Retailer 2
-
€1,289 EUR
View
A
Retailer 3
-
€1,290 EUR
View
A
Retailer 4
-
€1,349 EUR
View
A
Retailer 5
-
€1,352 EUR
View
Retailer 6
-
€1,390 EUR
View
Price last confirmed 9 days ago
A
Retailer 7
-
€1,390 EUR
View
A
Retailer 8
-
€1,455 EUR
View
A
Retailer 9
-
€1,532 EUR
View
A
Retailer 10
-
€1,536 EUR
View
B+
Retailer 11
-
€1,604 EUR
View
Retailer 12
-
€1,638 EUR
View
Price last confirmed 42 days ago
B+
Retailer 13
-
€1,696 EUR
View
Retailer 14
-
€1,877 EUR
View
Price last confirmed 33 days ago
B+
Retailer 15
-
€2,429 EUR
View
Most Expensive
B
NZ Jewellers
0c9d224c-bc33-4999-bb6f-ec63abb3d2eb · Nov 5
€3,392 EUR
$3,787 USD
View
15 more retailers have this diamond
Prices start from €1,283 EURSave up to €2,108 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
1.00ct Heart
€1,283 EUR