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Round|Natural|GIA

1.00ct M I1 Round Natural Diamond

VG • M/I1 • GIA 5423710399

Certificate GIA 5423710399

Diamond specifications and retailer prices

From €695 EUR
As of November 4, 2026
Save €1,588 EUR (70%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: €2,283 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 M colour (faint-tinted) and I1 clarity (included), with a very-good cut grade and certified by GIA 5423710399. Listed at 8 retailers as of November 4, 2026, with prices from €695 to €2,283, a €1,588 spread on the same certified stone. NZ Jewellers lists it at €2,283. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.00
Carat
M
Colour
I1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryGood
FluorescenceFaint
Crown angle36.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 5423710399
Dimensions6.25 × 6.36 × 4.03 mm
L/W Ratio1.02
Star length45%
Lower girdle75%
Top View
6.25 mm6.36 mm1.00 ctM / I1
OriginNatural
CutVery Good
PolishExcellent
SymmetryGood
FluorescenceFaint
CertificateGIA 5423710399
Side View
Table 57.0%Crown 36.5°Girdle: VTN-STKPavilion 41.2°Culet: NoneDepth 63.8%

Caratlytics Score

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

Price History

Last verified: Nov 4
Current: €2,283 EUR|Low: €695 EUR|High: €2,315 EUR|Avg: €1,133 EUR|-1.4%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 8€695 EUR
Retailer 7€899 EUR
Retailer 3€936 EUR
Retailer 5€936 EUR
Retailer 4€972 EUR
Retailer 9€1,011 EUR
Retailer 6€1,080 EUR
Retailer 10€1,134 EUR
Retailer 2€1,302 EUR
NZ Jewellers€2,283 EUR

32 data points across 10 retailers

8 retailers€695 EUR to €2,283 EUR

B+
Cheapest Retailer
-
€695 EUR
B+
Retailer 2
-
€899 EUR
View
Retailer 3
-
€936 EUR
View
Price last confirmed 8 days ago
B+
Retailer 4
-
€936 EUR
View
B+
Retailer 5
-
€972 EUR
View
B
Retailer 6
-
€1,080 EUR
View
B
Retailer 7
-
€1,302 EUR
View
Most Expensive
C
NZ Jewellers
f7134e0c-b4d0-4a44-b06b-a7852b37545f · Nov 5
€2,283 EUR
$2,562 USD
View
7 more retailers have this diamond
Prices start from €695 EURSave up to €1,588 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+
1.00ct Round
€695 EUR