Round|Natural|GIA

1.01ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 2235744839

Certificate GIA 2235744839

Diamond specifications and retailer prices

From €2,779 EUR
As of November 4, 2026
Save €2,447 EUR (47%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: €6,300 EUR at NZ Jewellers · As of October 27, 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 D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2235744839. Listed at 24 retailers as of November 4, 2026, with a 88% 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
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle35.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 2235744839
Dimensions6.42 × 6.39 × 3.92 mm
L/W Ratio1.00
Star length45%
Lower girdle75%
Girdle conditionFaceted
Culet sizeNone
Top View
6.42 mm6.39 mm1.01 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 2235744839
Side View
Table 60.0%Crown 35.5°Girdle: Slightly ThickPavilion 40.6°Culet: NoneDepth 61.3%

Caratlytics Score

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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 4
Current: €3,956 EUR|Low: €2,782 EUR|High: €6,120 EUR|Avg: €3,909 EUR|+2.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 5, 2026
Retailer 8€2,782 EUR
Retailer 6€2,875 EUR
Retailer 5€2,971 EUR
Retailer 7€3,877 EUR
Retailer 1€3,956 EUR
Retailer 2€4,084 EUR
Retailer 3€4,403 EUR
Retailer 4€6,056 EUR

42 data points across 8 retailers

24 retailers€2,779 EUR to €5,226 EUR

A
Cheapest Retailer
-
€2,779 EUR
A
Retailer 2
-
€2,782 EUR
View
A
Retailer 3
-
€2,825 EUR
View
B+
Retailer 4
-
€2,875 EUR
View
Final sale: no returns
Retailer 5
-
€2,908 EUR
View
Price last confirmed 11 days ago
Retailer 6
-
€2,971 EUR
View
Price last confirmed 16 days ago
B+
Retailer 7
-
€3,005 EUR
View
B+
Retailer 8
-
€3,112 EUR
View
Retailer 9
-
€3,141 EUR
View
Price last confirmed 9 days ago
Retailer 10
-
€3,276 EUR
View
Price last confirmed 12 days ago
Retailer 11
-
€3,276 EUR
View
Price last confirmed 11 days ago
Retailer 12
-
€3,402 EUR
View
Price last confirmed 12 days ago
B+
Retailer 13
-
€3,564 EUR
View
B+
Retailer 14
-
€3,564 EUR
View
Retailer 15
-
€3,780 EUR
View
Price last confirmed 10 days ago
Retailer 16
-
€3,877 EUR
View
Price last confirmed 33 days ago
B+
Retailer 17
-
€3,956 EUR
View
B
Retailer 18
-
€4,084 EUR
View
Retailer 19
-
€4,092 EUR
View
Price last confirmed 14 days ago
B
Retailer 20
-
€4,253 EUR
View
Retailer 21
-
€4,403 EUR
View
Price last confirmed 10 days ago
B
Retailer 22
-
€5,226 EUR
View
Retailer 23
-
€6,056 EUR
View
Price last confirmed 11 days ago
Most Expensive
NZ Jewellers
c0818bf7-ec9d-401f-a610-d17e4e106c93 · Oct 27
€6,300 EUR
$7,071 USD
View
Price last confirmed 10 days ago
23 more retailers have this diamond
Prices start from €2,779 EURSave up to €2,447 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
€2,779 EUR