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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
$1,433 USD
As of October 31, 2026
Save €2,107 EUR (62%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €3,390 EUR at NZ Jewellers · As of October 30, 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 October 30, 2026, with prices from €1,283 to €3,390, a €2,107 spread on the same certified stone. NZ Jewellers lists it at €3,390. 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
Color
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: Oct 31
Current: €3,390 EUR|Low: €1,175 EUR|High: €3,390 EUR|Avg: €1,664 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 1, 2026
Retailer 14€1,283 EUR
Retailer 4€1,288 EUR
Retailer 13€1,289 EUR
Retailer 11€1,351 EUR
Retailer 10€1,360 EUR
Retailer 3€1,389 EUR
Retailer 5€1,389 EUR
Retailer 12€1,454 EUR
Retailer 15€1,535 EUR
Retailer 8€1,556 EUR
Retailer 6€1,603 EUR
Retailer 9€1,696 EUR
Retailer 7€1,877 EUR
Retailer 2€2,435 EUR
NZ Jewellers€3,390 EUR

35 data points across 15 retailers

16 retailers€1,283 EUR to €3,390 EUR

A
Cheapest Retailer
-
€1,283 EUR
$1,433 USD
Final sale: no returns
A
Retailer 2
-
€1,288 EUR
$1,439 USD
View
A
Retailer 3
-
€1,289 EUR
$1,440 USD
View
A
Retailer 4
-
€1,351 EUR
$1,509 USD
View
A
Retailer 5
-
€1,360 EUR
£1,196 GBP
View
A
Retailer 6
-
€1,389 EUR
$1,552 USD
View
A
Retailer 7
-
€1,389 EUR
$1,552 USD
View
A
Retailer 8
-
€1,454 EUR
$1,624 USD
View
A
Retailer 9
-
€1,535 EUR
$1,715 USD
View
A
Retailer 10
-
€1,556 EUR
£1,369 GBP
View
B+
Retailer 11
-
€1,603 EUR
$1,791 USD
View
Retailer 12
-
€1,637 EUR
£1,440 GBP
View
Price last confirmed 36 days ago
B+
Retailer 13
-
€1,696 EUR
ZAR 30,614 ZAR
View
Retailer 14
-
€1,877 EUR
A$3,226 AUD
View
Price last confirmed 27 days ago
B+
Retailer 15
-
€2,435 EUR
£2,142 GBP
View
Most Expensive
B
NZ Jewellers
0c9d224c-bc33-4999-bb6f-ec63abb3d2eb · Oct 30
€3,390 EUR
$3,787 USD
View
15 more retailers have this diamond
Prices start from €1,283 EURSave up to €2,107 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