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Round|Natural|GIA

1.00ct G SI2 Round Natural Diamond

EX • G/SI2 • GIA 2537846404

Certificate GIA 2537846404

Diamond specifications and retailer prices

From €1,459 EUR
As of November 6, 2026
Save €2,480 EUR (63%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €3,939 EUR at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural round diamond

This 1ct 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 2537846404. Listed at 19 retailers as of November 5, 2026, with prices from €1,459 to €3,939, a €2,480 spread on the same certified stone. NZ Jewellers lists it at €3,939. 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

1.00
Carat
G
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle34°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 2537846404
Dimensions6.37 × 6.33 × 4.00 mm
L/W Ratio1.01
Top View
6.37 mm6.33 mm1.00 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2537846404
Side View
Table 60.0%Crown 34°Girdle: STK-STKPavilion 41.8°Culet: NoneDepth 62.9%

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 6
Current: €1,461 EUR|Low: €1,459 EUR|High: €3,340 EUR|Avg: €2,064 EUR|-2.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 7€1,459 EUR
Retailer 1€1,461 EUR
Retailer 2€1,728 EUR
Retailer 8€1,738 EUR
Retailer 4€1,754 EUR
Retailer 9€1,971 EUR
Retailer 3€2,035 EUR
Retailer 5€2,496 EUR
Retailer 6€3,300 EUR

38 data points across 9 retailers

19 retailers€1,459 EUR to €3,939 EUR

A
Cheapest Retailer
-
€1,459 EUR
A
Retailer 2
-
€1,461 EUR
View
A
Retailer 3
-
€1,672 EUR
View
A
Retailer 4
-
€1,703 EUR
View
A
Retailer 5
-
€1,728 EUR
View
A
Retailer 6
-
€1,738 EUR
View
Final sale: no returns
A
Retailer 7
-
€1,754 EUR
View
A
Retailer 8
-
€1,884 EUR
View
Retailer 9
-
€1,884 EUR
View
Price last confirmed 12 days ago
A
Retailer 10
-
€1,971 EUR
View
A
Retailer 11
-
€2,007 EUR
View
A
Retailer 12
-
€2,030 EUR
View
A
Retailer 13
-
€2,035 EUR
View
A
Retailer 14
-
€2,065 EUR
View
A
Retailer 15
-
€2,174 EUR
View
B+
Retailer 16
-
€2,496 EUR
View
B+
Retailer 17
-
€2,823 EUR
View
B+
Retailer 18
-
€3,300 EUR
View
Most Expensive
B
NZ Jewellers
7f6d7ef4-1a57-47d4-8e8b-460afe8277b9 · Nov 5
€3,939 EUR
$4,421 USD
View
18 more retailers have this diamond
Prices start from €1,459 EURSave up to €2,480 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
1.00ct Round
€1,459 EUR