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Round|Natural|GIA

1.00ct J SI1 Round Natural Diamond

VG • J/SI1 • GIA 7418360134

Certificate GIA 7418360134

Diamond specifications and retailer prices

From €1,295 EUR
As of November 6, 2026
Save €2,486 EUR (66%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €3,781 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 J colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by GIA 7418360134. Listed at 20 retailers as of November 5, 2026, with prices from €1,295 to €3,781, a €2,486 spread on the same certified stone. NZ Jewellers lists it at €3,781. 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
J
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle38.5°
Pavilion angle40.4°
OriginNatural
Grading LabGIA
CertificateGIA 7418360134
Dimensions6.24 × 6.16 × 4.02 mm
L/W Ratio1.01
Top View
6.24 mm6.16 mm1.00 ctJ / SI1
OriginNatural
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 7418360134
Side View
Table 57.0%Crown 38.5°Girdle: MED-THKPavilion 40.4°Culet: NoneDepth 64.8%

Caratlytics Score

How it works →
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: €1,677 EUR|Low: €1,295 EUR|High: €3,206 EUR|Avg: €2,020 EUR
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 4€1,295 EUR
Retailer 9€1,318 EUR
Retailer 2€1,670 EUR
Retailer 1€1,677 EUR
Retailer 11€1,684 EUR
Retailer 10€1,724 EUR
Retailer 6€1,953 EUR
Retailer 5€2,207 EUR
Retailer 7€2,210 EUR
Retailer 3€2,229 EUR
Retailer 8€3,169 EUR

38 data points across 11 retailers

20 retailers€1,295 EUR to €3,781 EUR

A
Cheapest Retailer
-
€1,295 EUR
A
Retailer 2
-
€1,318 EUR
View
B+
Retailer 3
-
€1,670 EUR
View
Final sale: no returns
B+
Retailer 4
-
€1,677 EUR
View
B+
Retailer 5
-
€1,684 EUR
View
B+
Retailer 6
-
€1,724 EUR
View
Retailer 7
-
€1,808 EUR
View
Price last confirmed 8 days ago
B+
Retailer 8
-
€1,808 EUR
View
B+
Retailer 9
-
€1,829 EUR
View
B+
Retailer 10
-
€1,841 EUR
View
B
Retailer 11
-
€1,892 EUR
View
B
Retailer 12
-
€1,932 EUR
View
B
Retailer 13
-
€1,953 EUR
View
B
Retailer 14
-
€2,087 EUR
View
B
Retailer 15
-
€2,207 EUR
View
B
Retailer 16
-
€2,210 EUR
View
Retailer 17
-
€2,229 EUR
View
Price last confirmed 32 days ago
C
Retailer 18
-
€3,120 EUR
View
B
Retailer 19
-
€3,169 EUR
View
Most Expensive
C
NZ Jewellers
c09157e4-e93d-4d24-be7d-5b4b30bc5ff4 · Nov 5
€3,781 EUR
$4,222 USD
View
19 more retailers have this diamond
Prices start from €1,295 EURSave up to €2,486 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
€1,295 EUR