Round|Natural|GIA

1.01ct G SI2 Round Natural Diamond

ID • G/SI2 • GIA 397

Certificate GIA 397

Diamond specifications and retailer prices

From €1,596 EUR
As of November 6, 2026
Save €3,331 EUR (68%) vs most expensive(unlock to see where)
33 retailers carry this diamond
Most expensive: €4,927 EUR at NZ Jewellers · As of November 2, 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 G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA. Listed at 33 retailers as of November 2, 2026, with prices from €1,596 to €4,927, a €3,331 spread on the same certified stone. NZ Jewellers lists it at €4,927. 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
G
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 397
Dimensions6.37 × 6.41 × 3.99 mm
L/W Ratio1.01
Top View
6.37 mm6.41 mm1.01 ctG / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 397
Side View
Table 58.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 62.5%

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 6
Current: €4,927 EUR|Low: €1,594 EUR|High: €4,927 EUR|Avg: €2,241 EUR|+28.7%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 2€1,596 EUR
Retailer 8€1,739 EUR
Retailer 4€1,835 EUR
Retailer 5€2,242 EUR
Retailer 7€2,290 EUR
Retailer 9€2,349 EUR
Retailer 6€2,357 EUR
Retailer 3€2,447 EUR
NZ Jewellers€4,927 EUR

34 data points across 9 retailers

33 retailers€1,596 EUR to €4,927 EUR

A
Cheapest Retailer
-
€1,596 EUR
Retailer 2
-
€1,605 EUR
View
Price last confirmed 28 days ago
Retailer 3
-
€1,605 EUR
View
Price last confirmed 23 days ago
Retailer 4
-
€1,613 EUR
View
Price last confirmed 29 days ago
Retailer 5
-
€1,739 EUR
View
Price last confirmed 12 days ago
Retailer 6
-
€1,739 EUR
View
Price last confirmed 15 days ago
Retailer 7
-
€1,739 EUR
View
Price last confirmed 8 days ago
A
Retailer 8
-
€1,739 EUR
View
A
Retailer 9
-
€1,819 EUR
View
Retailer 10
-
€1,819 EUR
View
Price last confirmed 15 days ago
Retailer 11
-
€1,831 EUR
View
Price last confirmed 55 days ago
Retailer 12
-
€1,831 EUR
View
Price last confirmed 60 days ago
A
Retailer 13
-
€1,835 EUR
View
A
Retailer 14
-
€1,881 EUR
View
Retailer 15
-
€1,906 EUR
View
Price last confirmed 8 days ago
A
Retailer 16
-
€1,984 EUR
View
A
Retailer 17
-
€2,007 EUR
View
Retailer 18
-
€2,007 EUR
View
Price last confirmed 14 days ago
A
Retailer 19
-
€2,076 EUR
View
Retailer 20
-
€2,113 EUR
View
Price last confirmed 59 days ago
Retailer 21
-
€2,113 EUR
View
Price last confirmed 56 days ago
A
Retailer 22
-
€2,242 EUR
View
A
Retailer 23
-
€2,290 EUR
View
B+
Retailer 24
-
€2,357 EUR
View
B+
Retailer 25
-
€2,447 EUR
View
Retailer 26
-
€3,828 EUR
View
Price last confirmed 55 days ago
Retailer 27
-
€3,915 EUR
View
Price last confirmed 28 days ago
Retailer 28
-
€3,915 EUR
View
Price last confirmed 23 days ago
Retailer 29
-
€3,934 EUR
View
Price last confirmed 34 days ago
B
Retailer 30
-
€4,149 EUR
View
B
Retailer 31
-
€4,243 EUR
View
Retailer 32
-
€4,243 EUR
View
Price last confirmed 14 days ago
Most Expensive
B
NZ Jewellers
4d9d9a71-8e52-44bc-81bf-1cf927de557f · Nov 2
€4,927 EUR
$5,530 USD
View
32 more retailers have this diamond
Prices start from €1,596 EURSave up to €3,331 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
€1,596 EUR