Round|Natural|GIA

1.01ct E SI1 Round Natural Diamond

EX • E/SI1 • GIA 6525141139

Certificate GIA 6525141139

Diamond specifications and retailer prices

From €2,798 EUR
As of November 6, 2026
Save €3,019 EUR (52%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: €6,060 EUR at NZ Jewellers · As of September 19, 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 E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6525141139. Listed at 27 retailers as of November 2, 2026, with a 108% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

1.01
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6525141139
Dimensions6.41 × 6.38 × 3.97 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Top View
6.41 mm6.38 mm1.01 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6525141139
Side View
Table 56.0%Crown 36°Girdle: THN-STKPavilion 40.6°Culet: NoneDepth 62.1%

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: €3,480 EUR|Low: €2,838 EUR|High: €5,887 EUR|Avg: €4,083 EUR|-0.4%
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 7€2,838 EUR
Retailer 2€2,908 EUR
Retailer 10€2,918 EUR
Retailer 1€3,480 EUR
Retailer 11€3,574 EUR
Retailer 3€3,730 EUR
Retailer 4€3,906 EUR
Retailer 6€3,999 EUR
Retailer 5€4,245 EUR
Retailer 9€5,249 EUR
Retailer 8€5,817 EUR

41 data points across 11 retailers

27 retailers€2,798 EUR to €5,817 EUR

A
Cheapest Retailer
-
€2,798 EUR
A
Retailer 2
-
€2,838 EUR
View
B+
Retailer 3
-
€2,908 EUR
View
Final sale: no returns
B+
Retailer 4
-
€2,918 EUR
View
B+
Retailer 5
-
€3,034 EUR
View
Retailer 6
-
€3,151 EUR
View
Price last confirmed 50 days ago
Retailer 7
-
€3,151 EUR
View
Price last confirmed 28 days ago
Retailer 8
-
€3,151 EUR
View
Price last confirmed 29 days ago
B+
Retailer 9
-
€3,157 EUR
View
Retailer 10
-
€3,272 EUR
View
Price last confirmed 38 days ago
B+
Retailer 11
-
€3,430 EUR
View
B+
Retailer 12
-
€3,430 EUR
View
B+
Retailer 13
-
€3,480 EUR
View
B+
Retailer 14
-
€3,546 EUR
View
Retailer 15
-
€3,574 EUR
View
Price last confirmed 28 days ago
B+
Retailer 16
-
€3,574 EUR
View
Retailer 17
-
€3,636 EUR
View
Price last confirmed 28 days ago
Retailer 18
-
€3,636 EUR
View
Price last confirmed 45 days ago
Retailer 19
-
€3,730 EUR
View
Price last confirmed 33 days ago
B+
Retailer 20
-
€3,906 EUR
View
Retailer 21
-
€3,938 EUR
View
Price last confirmed 22 days ago
B+
Retailer 22
-
€3,999 EUR
View
B+
Retailer 23
-
€4,245 EUR
View
Retailer 24
-
€5,249 EUR
View
Price last confirmed 9 days ago
B
Retailer 25
-
€5,817 EUR
View
Retailer 26
-
€6,060 EUR
View
Price last confirmed 39 days ago
Most Expensive
NZ Jewellers
37a89e36-efdf-4afa-ac96-8d390fc205f2 · Sep 19
€6,060 EUR
$6,802 USD
View
Price last confirmed 47 days ago
26 more retailers have this diamond
Prices start from €2,798 EURSave up to €3,019 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
€2,798 EUR