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Round|Natural|GIA

1.01ct J I1 Round Natural Diamond

EX • J/I1 • GIA 5403658280

Certificate GIA 5403658280

Diamond specifications and retailer prices

From €1,005 EUR
₹106,927 INR
As of November 1, 2026
Save €2,258 EUR (69%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: €3,263 EUR at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.01ct natural round diamond

This 1.01ct natural round sits in the classic one-carat band, graded J colour (near-colourless) and I1 clarity (included), with a top-tier cut grade and certified by GIA 5403658280. Listed at 9 retailers as of October 30, 2026, with prices from €1,005 to €3,263, a €2,258 spread on the same certified stone. NZ Jewellers lists it at €3,263. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.01
Carat
J
Color
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 5403658280
Dimensions6.44 × 6.39 × 3.99 mm
L/W Ratio1.01
Top View
6.44 mm6.39 mm1.01 ctJ / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5403658280
Side View
Table 57.0%Crown 36°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.2%

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 1
Current: €3,263 EUR|Low: €955 EUR|High: €3,263 EUR|Avg: €1,563 EUR|+7.7%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 2€1,005 EUR
Retailer 8€1,240 EUR
Retailer 7€1,337 EUR
Retailer 9€1,337 EUR
Retailer 5€1,361 EUR
Retailer 4€1,399 EUR
Retailer 10€1,478 EUR
Retailer 6€1,543 EUR
Retailer 3€1,827 EUR
NZ Jewellers€3,263 EUR

40 data points across 10 retailers

9 retailers€1,005 EUR to €3,263 EUR

A
Cheapest Retailer
-
€1,005 EUR
₹106,927 INR
B+
Retailer 2
-
€1,240 EUR
$1,385 USD
View
B+
Retailer 3
-
€1,337 EUR
$1,494 USD
View
B+
Retailer 4
-
€1,337 EUR
$1,494 USD
View
B+
Retailer 5
-
€1,361 EUR
$1,520 USD
View
B+
Retailer 6
-
€1,399 EUR
$1,563 USD
View
B+
Retailer 7
-
€1,543 EUR
$1,724 USD
View
B+
Retailer 8
-
€1,827 EUR
View
Most Expensive
C
NZ Jewellers
9fc8476f-da6f-4390-9323-cb8f81848d64 · Oct 30
€3,263 EUR
$3,645 USD
View
8 more retailers have this diamond
Prices start from €1,005 EURSave up to €2,258 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
1.01ct Round
€1,005 EUR