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Round|Natural|GIA

1.00ct I SI2 Round Natural Diamond

VG • I/SI2 • GIA 1419788217

Certificate GIA 1419788217

Diamond specifications and retailer prices

From €1,524 EUR
As of November 5, 2026
Save €2,335 EUR (61%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €3,860 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 I colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by GIA 1419788217. Listed at 20 retailers as of November 5, 2026, with prices from €1,524 to €3,860, a €2,335 spread on the same certified stone. NZ Jewellers lists it at €3,860. 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
I
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryGood
FluorescenceNone
Crown angle38°
Pavilion angle40.2°
OriginNatural
Grading LabGIA
CertificateGIA 1419788217
Dimensions6.27 × 6.21 × 4.00 mm
L/W Ratio1.01
Culet sizeNone
Top View
6.27 mm6.21 mm1.00 ctI / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryGood
FluorescenceNone
CertificateGIA 1419788217
Side View
Table 58.0%Crown 38°Girdle: MED-THKPavilion 40.2°Culet: NoneDepth 64.1%

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 5
Current: €1,733 EUR|Low: €1,287 EUR|High: €3,273 EUR|Avg: €1,864 EUR|+3.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 8€1,524 EUR
Retailer 6€1,544 EUR
Retailer 4€1,546 EUR
Retailer 7€1,589 EUR
Retailer 10€1,619 EUR
Retailer 2€1,628 EUR
Retailer 9€1,672 EUR
Retailer 1€1,733 EUR
Retailer 5€2,512 EUR
Retailer 3€3,225 EUR

39 data points across 10 retailers

20 retailers€1,524 EUR to €3,860 EUR

A
Cheapest Retailer
-
€1,524 EUR
B+
Retailer 2
-
€1,544 EUR
View
Final sale: no returns
A
Retailer 3
-
€1,546 EUR
View
A
Retailer 4
-
€1,589 EUR
View
B+
Retailer 5
-
€1,619 EUR
View
B+
Retailer 6
-
€1,628 EUR
View
Retailer 7
-
€1,672 EUR
View
Price last confirmed 39 days ago
Retailer 8
-
€1,672 EUR
View
Price last confirmed 8 days ago
B+
Retailer 9
-
€1,731 EUR
View
A
Retailer 10
-
€1,733 EUR
View
Retailer 11
-
€1,750 EUR
View
Price last confirmed 38 days ago
B+
Retailer 12
-
€1,844 EUR
View
B+
Retailer 13
-
€1,844 EUR
View
B+
Retailer 14
-
€1,907 EUR
View
B+
Retailer 15
-
€1,930 EUR
View
Retailer 16
-
€1,930 EUR
View
Price last confirmed 38 days ago
B
Retailer 17
-
€2,512 EUR
View
B
Retailer 18
-
€3,225 EUR
View
Retailer 19
-
€3,860 EUR
View
Price last confirmed 39 days ago
Most Expensive
C
NZ Jewellers
a65bffac-60f3-4889-8342-1e52cfa84889 · Nov 5
€3,860 EUR
$4,332 USD
View
19 more retailers have this diamond
Prices start from €1,524 EURSave up to €2,335 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
€1,524 EUR