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Heart|Natural|GIA

1.02ct H SI1 Heart Natural Diamond

ID • H/SI1 • GIA 1246052756

Certificate GIA 1246052756

Diamond specifications and retailer prices

From €1,385 EUR
As of November 4, 2026
Save €2,544 EUR (65%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €3,929 EUR at NZ Jewellers · As of November 3, 2026
View at NZ Jewellers

About this 1.02ct natural heart diamond

This 1.02ct 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 1246052756. Listed at 16 retailers as of November 3, 2026, with prices from €1,385 to €3,929, a €2,544 spread on the same certified stone. NZ Jewellers lists it at €3,929. 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

1.02
Carat
H
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1246052756
Dimensions6.05 × 7.04 × 4.13 mm
L/W Ratio1.16
Girdle conditionFaceted
Top View
6.05 mm7.04 mm1.02 ctH / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1246052756
Side View
Table 58.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 58.7%

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 4
Current: €3,929 EUR|Low: €1,363 EUR|High: €3,929 EUR|Avg: €2,098 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 5, 2026
Retailer 12€1,385 EUR
Retailer 8€1,641 EUR
Retailer 13€1,734 EUR
Retailer 10€1,756 EUR
Retailer 3€1,772 EUR
Retailer 9€1,829 EUR
Retailer 2€1,850 EUR
Retailer 14€1,899 EUR
Retailer 7€1,925 EUR
Retailer 6€1,952 EUR
Retailer 4€2,070 EUR
Retailer 15€2,309 EUR
Retailer 5€2,885 EUR
Retailer 11€3,292 EUR
NZ Jewellers€3,929 EUR

29 data points across 15 retailers

16 retailers€1,385 EUR to €3,929 EUR

A
Cheapest Retailer
-
€1,385 EUR
A
Retailer 2
-
€1,641 EUR
View
B+
Retailer 3
-
€1,734 EUR
View
Final sale: no returns
B+
Retailer 4
-
€1,756 EUR
View
B+
Retailer 5
-
€1,772 EUR
View
B+
Retailer 6
-
€1,829 EUR
View
B+
Retailer 7
-
€1,850 EUR
View
B+
Retailer 8
-
€1,899 EUR
View
Retailer 9
-
€1,925 EUR
View
Price last confirmed 9 days ago
B+
Retailer 10
-
€1,952 EUR
View
B+
Retailer 11
-
€2,070 EUR
View
B+
Retailer 12
-
€2,309 EUR
View
Retailer 13
-
€2,527 EUR
View
Price last confirmed 29 days ago
B
Retailer 14
-
€2,885 EUR
View
B
Retailer 15
-
€3,292 EUR
View
Most Expensive
B
NZ Jewellers
62a40faa-6275-460b-9789-1158434220b3 · Nov 3
€3,929 EUR
$4,427 USD
View
15 more retailers have this diamond
Prices start from €1,385 EURSave up to €2,544 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
1.02ct Heart
€1,385 EUR