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Heart|Natural|GIA

1.05ct G SI1 Heart Natural Diamond

EX • G/SI1 • GIA 5563274218

Certificate GIA 5563274218

Diamond specifications and retailer prices

From €1,753 EUR
$1,966 USD
As of November 2, 2026
Save €2,217 EUR (56%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: €3,970 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 G 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 5563274218. Listed at 5 retailers as of October 30, 2026, with prices from €1,753 to €3,970, a €2,217 spread on the same certified stone. NZ Jewellers lists it at €3,970. 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

1.05
Carat
G
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5563274218
Dimensions6.06 × 7.06 × 4.11 mm
L/W Ratio1.17
Key to symbols
Twinning Wisp, Feather, Cloud, Needle, Indented Natural
Top View
6.06 mm7.06 mm1.05 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5563274218
Side View
Table 56.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 58.2%

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: €3,970 EUR|Low: €1,534 EUR|High: €4,173 EUR|Avg: €2,511 EUR|-4.9%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 6€1,714 EUR
Retailer 2€1,753 EUR
Retailer 4€1,920 EUR
Retailer 5€2,249 EUR
Retailer 3€3,327 EUR
NZ Jewellers€3,970 EUR

44 data points across 6 retailers

5 retailers€1,753 EUR to €3,970 EUR

A
Cheapest Retailer
-
€1,753 EUR
$1,966 USD
Final sale: no returns
B+
Retailer 2
-
€1,920 EUR
$2,154 USD
View
B+
Retailer 3
-
€2,249 EUR
$2,522 USD
View
B
Retailer 4
-
€3,327 EUR
£2,938 GBP
View
Most Expensive
B
NZ Jewellers
6450b4ce-6a6c-473e-acdd-92da62c1a9bc · Oct 30
€3,970 EUR
$4,453 USD
View
4 more retailers have this diamond
Prices start from €1,753 EURSave up to €2,217 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
€1,753 EUR