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Round|Natural|GIA

1.00ct H SI2 Round Natural Diamond

EX • H/SI2 • GIA 1565015895

Certificate GIA 1565015895

Diamond specifications and retailer prices

From €1,135 EUR
As of November 6, 2026
Save €2,584 EUR (69%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €3,719 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 H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1565015895. Listed at 12 retailers as of November 5, 2026, with prices from €1,135 to €3,719, a €2,584 spread on the same certified stone. NZ Jewellers lists it at €3,719. 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
H
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle33°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 1565015895
Dimensions6.38 × 6.43 × 3.95 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Cloud, Crystal, Needle, Indented Natural, Natural
Top View
6.38 mm6.43 mm1.00 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 1565015895
Side View
Table 60.0%Crown 33°Girdle: Slightly ThickPavilion 41.8°Culet: NoneDepth 61.7%

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 6
Current: €3,719 EUR|Low: €1,135 EUR|High: €3,834 EUR|Avg: €1,879 EUR|-3.0%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 2€1,135 EUR
Retailer 4€1,379 EUR
Retailer 11€1,398 EUR
Retailer 5€1,418 EUR
Retailer 10€1,524 EUR
Retailer 3€1,605 EUR
Retailer 8€1,613 EUR
Retailer 6€1,682 EUR
Retailer 9€1,759 EUR
Retailer 7€1,932 EUR
Retailer 12€2,680 EUR
NZ Jewellers€3,719 EUR

21 data points across 12 retailers

12 retailers€1,135 EUR to €3,719 EUR

A
Cheapest Retailer
-
€1,135 EUR
A
Retailer 2
-
€1,379 EUR
View
A
Retailer 3
-
€1,398 EUR
View
A
Retailer 4
-
€1,418 EUR
View
A
Retailer 5
-
€1,524 EUR
View
A
Retailer 6
-
€1,605 EUR
View
A
Retailer 7
-
€1,613 EUR
View
A
Retailer 8
-
€1,682 EUR
View
A
Retailer 9
-
€1,759 EUR
View
A
Retailer 10
-
€1,932 EUR
View
B+
Retailer 11
-
€2,680 EUR
View
Most Expensive
B
NZ Jewellers
f3872ce2-97c1-48fd-8cb1-51f0539967c1 · Nov 5
€3,719 EUR
$4,174 USD
View
11 more retailers have this diamond
Prices start from €1,135 EURSave up to €2,584 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
€1,135 EUR