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Round|Natural|GIA

1.00ct J SI1 Round Natural Diamond

EX • J/SI1 • GIA 7361299633

Certificate GIA 7361299633

Diamond specifications and retailer prices

From €1,727 EUR
As of November 6, 2026
Save €2,841 EUR (62%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: €4,568 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 top-tier cut grade and certified by GIA 7361299633. Listed at 24 retailers as of November 5, 2026, with prices from €1,727 to €4,568, a €2,841 spread on the same certified stone. NZ Jewellers lists it at €4,568. 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
J
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 7361299633
Dimensions6.37 × 6.34 × 3.94 mm
L/W Ratio1.00
Top View
6.37 mm6.34 mm1.00 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 7361299633
Side View
Table 61.0%Crown 35.5°Girdle: Slightly ThickPavilion 41°Culet: NoneDepth 62.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: €2,298 EUR|Low: €1,572 EUR|High: €3,874 EUR|Avg: €2,501 EUR|+0.5%
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 10€1,827 EUR
Retailer 9€1,836 EUR
Retailer 3€2,071 EUR
Retailer 8€2,143 EUR
Retailer 1€2,298 EUR
Retailer 4€2,530 EUR
Retailer 5€2,537 EUR
Retailer 6€2,666 EUR
Retailer 11€2,690 EUR
Retailer 2€3,143 EUR
Retailer 7€3,817 EUR

41 data points across 11 retailers

24 retailers€1,727 EUR to €4,568 EUR

B+
Cheapest Retailer
-
€1,727 EUR
B+
Retailer 2
-
€1,786 EUR
View
B+
Retailer 3
-
€1,788 EUR
View
B+
Retailer 4
-
€1,816 EUR
View
B+
Retailer 5
-
€1,827 EUR
View
Final sale: no returns
B+
Retailer 6
-
€1,836 EUR
View
B+
Retailer 7
-
€1,864 EUR
View
B+
Retailer 8
-
€1,910 EUR
View
Retailer 9
-
€1,979 EUR
View
Price last confirmed 8 days ago
B+
Retailer 10
-
€1,979 EUR
View
B+
Retailer 11
-
€1,993 EUR
View
B+
Retailer 12
-
€2,071 EUR
View
B
Retailer 13
-
€2,143 EUR
View
B
Retailer 14
-
€2,159 EUR
View
B
Retailer 15
-
€2,284 EUR
View
B+
Retailer 16
-
€2,298 EUR
View
B
Retailer 17
-
€2,526 EUR
View
B
Retailer 18
-
€2,530 EUR
View
B
Retailer 19
-
€2,537 EUR
View
B
Retailer 20
-
€2,666 EUR
View
Retailer 21
-
€2,690 EUR
View
Price last confirmed 30 days ago
B
Retailer 22
-
€3,143 EUR
View
B
Retailer 23
-
€3,817 EUR
View
Most Expensive
B
NZ Jewellers
06bb5a5e-1e19-4d5d-9736-dc067e22ac14 · Nov 5
€4,568 EUR
$5,100 USD
View
23 more retailers have this diamond
Prices start from €1,727 EURSave up to €2,841 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.

B+
1.00ct Round
€1,727 EUR