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Round|Natural|GIA

1.00ct H SI2 Round Natural Diamond

GD • H/SI2 • GIA 6465009958

Certificate GIA 6465009958

Diamond specifications and retailer prices

From €1,254 EUR
As of November 6, 2026
Save €3,036 EUR (71%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: €4,290 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 standard cut grade and certified by GIA 6465009958. Listed at 21 retailers as of November 5, 2026, with prices from €1,254 to €4,290, a €3,036 spread on the same certified stone. NZ Jewellers lists it at €4,290. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.00
Carat
H
Colour
SI2
Clarity
Good
Cut

Specifications

CutGood
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle38.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 6465009958
Dimensions6.16 × 6.10 × 4.05 mm
L/W Ratio1.01
Top View
6.16 mm6.10 mm1.00 ctH / SI2
OriginNatural
CutGood
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 6465009958
Side View
Table 61.0%Crown 38.5°Girdle: STK-VTKPavilion 41.6°Culet: NoneDepth 66.1%

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: €1,254 EUR|Low: €1,254 EUR|High: €3,118 EUR|Avg: €1,812 EUR|-3.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 1€1,254 EUR
Retailer 11€1,277 EUR
Retailer 2€1,589 EUR
Retailer 10€1,603 EUR
Retailer 8€1,622 EUR
Retailer 3€1,623 EUR
Retailer 4€1,636 EUR
Retailer 5€1,774 EUR
Retailer 6€1,899 EUR
Retailer 9€2,139 EUR
Retailer 7€3,073 EUR

29 data points across 11 retailers

21 retailers€1,254 EUR to €4,290 EUR

A
Cheapest Retailer
-
€1,254 EUR
B+
Retailer 2
-
€1,277 EUR
View
B+
Retailer 3
-
€1,556 EUR
View
B+
Retailer 4
-
€1,589 EUR
View
B+
Retailer 5
-
€1,603 EUR
View
B+
Retailer 6
-
€1,622 EUR
View
B+
Retailer 7
-
€1,623 EUR
View
Final sale: no returns
B+
Retailer 8
-
€1,636 EUR
View
B+
Retailer 9
-
€1,719 EUR
View
Retailer 10
-
€1,759 EUR
View
Price last confirmed 8 days ago
B+
Retailer 11
-
€1,759 EUR
View
B+
Retailer 12
-
€1,774 EUR
View
B+
Retailer 13
-
€1,840 EUR
View
B+
Retailer 14
-
€1,881 EUR
View
B+
Retailer 15
-
€1,899 EUR
View
B+
Retailer 16
-
€2,030 EUR
View
B+
Retailer 17
-
€2,139 EUR
View
B
Retailer 18
-
€3,073 EUR
View
B
Retailer 19
-
€3,340 EUR
View
B
Retailer 20
-
€3,355 EUR
View
Most Expensive
C
NZ Jewellers
10364019-0bd2-499c-a76b-98a3f2f7ad68 · Nov 5
€4,290 EUR
$4,815 USD
View
20 more retailers have this diamond
Prices start from €1,254 EURSave up to €3,036 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
€1,254 EUR