Round|Natural|GIA

1.00ct G SI1 Round Natural Diamond

EX • G/SI1 • GIA 6552716380

Certificate GIA 6552716380

Diamond specifications and retailer prices

From €1,777 EUR
As of November 6, 2026
Save €3,151 EUR (64%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €4,928 EUR at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6552716380. Listed at 19 retailers as of November 5, 2026, with prices from €1,777 to €4,928, a €3,151 spread on the same certified stone. NZ Jewellers lists it at €4,928. 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

1.00
Carat
G
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 6552716380
Dimensions6.34 × 6.37 × 3.99 mm
L/W Ratio1.00
Top View
6.34 mm6.37 mm1.00 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6552716380
Side View
Table 58.0%Crown 35.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: €1,782 EUR|Low: €1,777 EUR|High: €4,178 EUR|Avg: €2,601 EUR|-3.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 7€1,777 EUR
Retailer 1€1,782 EUR
Retailer 8€2,243 EUR
Retailer 3€2,253 EUR
Retailer 9€2,329 EUR
Retailer 2€2,479 EUR
Retailer 5€2,778 EUR
Retailer 4€2,877 EUR
Retailer 6€4,118 EUR

28 data points across 9 retailers

19 retailers€1,777 EUR to €4,928 EUR

A
Cheapest Retailer
-
€1,777 EUR
A
Retailer 2
-
€1,782 EUR
View
A
Retailer 3
-
€2,110 EUR
View
A
Retailer 4
-
€2,243 EUR
View
A
Retailer 5
-
€2,253 EUR
View
B+
Retailer 6
-
€2,329 EUR
View
B+
Retailer 7
-
€2,356 EUR
View
Retailer 8
-
€2,356 EUR
View
Price last confirmed 21 days ago
B+
Retailer 9
-
€2,448 EUR
View
Retailer 10
-
€2,476 EUR
View
Price last confirmed 10 days ago
B+
Retailer 11
-
€2,479 EUR
View
B+
Retailer 12
-
€2,483 EUR
View
Retailer 13
-
€2,640 EUR
View
Price last confirmed 30 days ago
B+
Retailer 14
-
€2,719 EUR
View
B+
Retailer 15
-
€2,778 EUR
View
B+
Retailer 16
-
€2,877 EUR
View
B+
Retailer 17
-
€3,445 EUR
View
B
Retailer 18
-
€4,118 EUR
View
Most Expensive
B
NZ Jewellers
e0daf7e4-16cd-4523-a1cd-46ed338097d3 · Nov 5
€4,928 EUR
$5,502 USD
View
18 more retailers have this diamond
Prices start from €1,777 EURSave up to €3,151 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
1.00ct Round
€1,777 EUR