Round|Natural|GIA

4.01ct G SI1 Round Natural Diamond

ID • G/SI1 • GIA 02

Certificate GIA 02

Diamond specifications and retailer prices

From €65,376 EUR
$73,038 USD
As of October 30, 2026
Save €9,232 EUR (12%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: €85,586 EUR at Aurelinne · As of September 17, 2026
View at Aurelinne

About this 4.01ct natural round diamond

This 4.01ct natural round sits in the three to five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA. Listed at 6 retailers as of October 30, 2026, with a relatively tight 14% spread, which is unusual at this carat range and suggests competitive pricing across the listings. 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

4.01
Carat
G
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 02
Dimensions10.14 × 10.21 × 6.29 mm
L/W Ratio1.01
Top View
10.14 mm10.21 mm4.01 ctG / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 02
Side View
Table 58.0%CrownGirdle: THN-MEDPavilionCulet: NoneDepth 61.8%

Caratlytics Score

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

Price History

Last verified: Oct 30
Current: €85,586 EUR|Low: €64,762 EUR|High: €85,586 EUR|Avg: €73,838 EUR
Aurelinne
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
September 25, 2026
Retailer 2€65,376 EUR
Retailer 7€68,697 EUR
Retailer 6€74,608 EUR
Retailer 5€76,076 EUR
Retailer 3€79,246 EUR
Retailer 4€82,416 EUR
Aurelinne€85,586 EUR

7 data points across 7 retailers

6 retailers€65,376 EUR to €74,608 EUR

B+
Cheapest Retailer
-
€65,376 EUR
$73,038 USD
B+
Retailer 2
-
€68,697 EUR
$76,749 USD
View
B+
Retailer 3
-
€74,608 EUR
$83,352 USD
View
Retailer 4
-
€79,246 EUR
$88,534 USD
View
Price last confirmed 44 days ago
Retailer 5
-
€82,416 EUR
$92,076 USD
View
Price last confirmed 48 days ago
Most Expensive
Aurelinne
c1185e52-5e4f-4d4c-8f69-f44c803b91d6 · Sep 17
€85,586 EUR
$95,617 USD
View
Price last confirmed 44 days ago
5 more retailers have this diamond
Prices start from €65,376 EURSave up to €9,232 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+
4.01ct Round
€65,376 EUR