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Round|Natural|GIA

0.80ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 6505740011

Certificate GIA 6505740011

Diamond specifications and retailer prices

From €1,031 EUR
As of November 5, 2026
Save €2,624 EUR (72%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: €3,655 EUR at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 0.8ct natural round diamond

This 0.8ct natural round sits in the just-under-one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6505740011. Listed at 22 retailers as of November 5, 2026, with prices from €1,031 to €3,655, a €2,624 spread on the same certified stone. NZ Jewellers lists it at €3,655. 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

0.80
Carat
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle33.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6505740011
Dimensions6.00 × 5.93 × 3.63 mm
L/W Ratio1.01
Star length45%
Lower girdle75%
Top View
6.00 mm5.93 mm0.80 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6505740011
Side View
Table 57.0%Crown 33.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 60.9%

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 5
Current: €1,949 EUR|Low: €1,025 EUR|High: €2,657 EUR|Avg: €1,744 EUR
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 5€1,031 EUR
Retailer 8€1,173 EUR
Retailer 2€1,258 EUR
Retailer 10€1,438 EUR
Retailer 3€1,653 EUR
Retailer 6€1,891 EUR
Retailer 1€1,949 EUR
Retailer 9€1,955 EUR
Retailer 4€2,217 EUR
Retailer 7€2,618 EUR

44 data points across 10 retailers

22 retailers€1,031 EUR to €3,655 EUR

A
Cheapest Retailer
-
€1,031 EUR
A
Retailer 2
-
€1,173 EUR
View
B+
Retailer 3
-
€1,221 EUR
View
B+
Retailer 4
-
€1,258 EUR
View
B+
Retailer 5
-
€1,297 EUR
View
Retailer 6
-
€1,358 EUR
View
Price last confirmed 9 days ago
B+
Retailer 7
-
€1,358 EUR
View
B+
Retailer 8
-
€1,421 EUR
View
B+
Retailer 9
-
€1,438 EUR
View
B+
Retailer 10
-
€1,567 EUR
View
B
Retailer 11
-
€1,603 EUR
View
B
Retailer 12
-
€1,603 EUR
View
B
Retailer 13
-
€1,653 EUR
View
B
Retailer 14
-
€1,657 EUR
View
B+
Retailer 15
-
€1,705 EUR
View
B+
Retailer 16
-
€1,719 EUR
View
B+
Retailer 17
-
€1,891 EUR
View
Retailer 18
-
€1,949 EUR
View
Retailer 19
-
€1,955 EUR
View
Price last confirmed 33 days ago
B
Retailer 20
-
€2,217 EUR
View
B
Retailer 21
-
€2,618 EUR
View
Most Expensive
B
NZ Jewellers
5d76311d-2d68-49ab-82bd-e004cc0963ae · Nov 5
€3,655 EUR
$4,081 USD
View
21 more retailers have this diamond
Prices start from €1,031 EURSave up to €2,624 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
0.80ct Round
€1,031 EUR