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Heart|Natural|GIA

1.06ct I SI2 Heart Natural Diamond

ID • I/SI2 • GIA 2231702381

Certificate GIA 2231702381

Diamond specifications and retailer prices

From €1,518 EUR
£1,336 GBP
As of November 1, 2026
Save €2,227 EUR (59%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: €3,745 EUR at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.06ct natural heart diamond

This 1.06ct natural heart sits in the classic one-carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2231702381. Listed at 6 retailers as of October 30, 2026, with prices from €1,518 to €3,745, a €2,227 spread on the same certified stone. NZ Jewellers lists it at €3,745. 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

1.06
Carat
I
Color
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.22°
Pavilion angle41.78°
OriginNatural
Grading LabGIA
CertificateGIA 2231702381
Dimensions6.17 × 7.18 × 4.28 mm
L/W Ratio1.16
Top View
6.17 mm7.18 mm1.06 ctI / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2231702381
Side View
Table 59.0%Crown 35.22°Girdle: STK-THKPavilion 41.78°Culet: NoneDepth 59.6%

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 1
Current: €3,745 EUR|Low: €1,518 EUR|High: €3,764 EUR|Avg: €2,044 EUR|-0.5%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 2€1,518 EUR
Retailer 5€1,536 EUR
Retailer 7€1,537 EUR
Retailer 4€1,607 EUR
Retailer 6€1,650 EUR
Retailer 8€1,781 EUR
Retailer 9€1,994 EUR
Retailer 10€2,041 EUR
Retailer 3€2,691 EUR
NZ Jewellers€3,745 EUR

30 data points across 10 retailers

6 retailers€1,518 EUR to €3,745 EUR

A
Cheapest Retailer
-
€1,518 EUR
£1,336 GBP
A
Retailer 2
-
€1,536 EUR
$1,716 USD
View
A
Retailer 3
-
€1,607 EUR
$1,795 USD
View
A
Retailer 4
-
€1,650 EUR
$1,843 USD
View
B
Retailer 5
-
€2,691 EUR
£2,367 GBP
View
Most Expensive
B
NZ Jewellers
4d058a8e-b28b-4b13-b647-bec8a42eea2a · Oct 30
€3,745 EUR
$4,184 USD
View
5 more retailers have this diamond
Prices start from €1,518 EURSave up to €2,227 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
1.06ct Heart
€1,518 EUR