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Heart|Natural|GIA

1.05ct I SI2 Heart Natural Diamond

I/SI2 • GIA 3545546278

Certificate GIA 3545546278

Diamond specifications and retailer prices

From €974 EUR
$1,093 USD
As of November 2, 2026
Save €1,599 EUR (62%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: €2,574 EUR at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.05ct natural heart diamond

This 1.05ct natural heart sits in the classic one-carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included) and certified by GIA 3545546278. Listed at 5 retailers as of October 30, 2026, with prices from €974 to €2,574, a €1,599 spread on the same certified stone. NZ Jewellers lists it at €2,574. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.05
Carat
I
Color
SI2
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 3545546278
Dimensions6.28 × 6.91 × 4.01 mm
L/W Ratio1.10
Top View
6.28 mm6.91 mm1.05 ctI / SI2
OriginNatural
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 3545546278
Side View
Table 56.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 58.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: €2,574 EUR|Low: €856 EUR|High: €2,932 EUR|Avg: €1,757 EUR|-12.2%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 5€974 EUR
Retailer 4€1,191 EUR
Retailer 3€1,476 EUR
Retailer 2€1,933 EUR
Retailer 6€1,945 EUR
NZ Jewellers€2,574 EUR

25 data points across 6 retailers

5 retailers€974 EUR to €2,574 EUR

B+
Cheapest Retailer
-
€974 EUR
$1,093 USD
Final sale: no returns
A
Retailer 2
-
€1,191 EUR
$1,336 USD
View
B+
Retailer 3
-
€1,476 EUR
View
B+
Retailer 4
-
€1,933 EUR
£1,707 GBP
View
Most Expensive
B
NZ Jewellers
5b5f7c42-d1a5-4582-af06-44eda9301706 · Oct 30
€2,574 EUR
$2,887 USD
View
4 more retailers have this diamond
Prices start from €974 EURSave up to €1,599 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
1.05ct Heart
€974 EUR