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Round|Natural|GIA

1.00ct I SI2 Round Natural Diamond

VG • I/SI2 • GIA 2454952844

Certificate GIA 2454952844

Diamond specifications and retailer prices

From €1,409 EUR
As of October 31, 2026
Save €2,659 EUR (65%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €4,069 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 2454952844. Listed at 18 retailers as of October 31, 2026, with prices from €1,409 to €4,069, a €2,659 spread on the same certified stone. NZ Jewellers lists it at €4,069. 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
SymmetryVery Good
FluorescenceFaint
Crown angle38°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 2454952844
Dimensions6.27 × 6.19 × 4.02 mm
L/W Ratio1.01
Top View
6.27 mm6.19 mm1.00 ctI / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 2454952844
Side View
Table 58.0%Crown 38°Girdle: STK-THKPavilion 40.6°Culet: NoneDepth 64.5%

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: Oct 31
Current: €1,973 EUR|Low: €1,347 EUR|High: €3,451 EUR|Avg: €2,015 EUR
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 8€1,409 EUR
Retailer 9€1,414 EUR
Retailer 7€1,762 EUR
Retailer 11€1,796 EUR
Retailer 10€1,804 EUR
Retailer 1€1,973 EUR
Retailer 2€2,036 EUR
Retailer 4€2,102 EUR
Retailer 3€2,120 EUR
Retailer 6€2,388 EUR
Retailer 5€3,400 EUR

44 data points across 11 retailers

18 retailers€1,409 EUR to €4,069 EUR

A
Cheapest Retailer
-
€1,409 EUR
A
Retailer 2
-
€1,414 EUR
View
B+
Retailer 3
-
€1,721 EUR
View
A
Retailer 4
-
€1,762 EUR
View
B+
Retailer 5
-
€1,796 EUR
View
Final sale: no returns
B+
Retailer 6
-
€1,804 EUR
View
B+
Retailer 7
-
€1,892 EUR
View
B+
Retailer 8
-
€1,946 EUR
View
B+
Retailer 9
-
€1,973 EUR
View
B+
Retailer 10
-
€2,036 EUR
View
B+
Retailer 11
-
€2,070 EUR
View
B+
Retailer 12
-
€2,102 EUR
View
B+
Retailer 13
-
€2,120 EUR
View
B+
Retailer 14
-
€2,245 EUR
View
B+
Retailer 15
-
€2,388 EUR
View
B
Retailer 16
-
€3,103 EUR
View
B
Retailer 17
-
€3,400 EUR
View
Most Expensive
C
NZ Jewellers
eddb234b-b907-40a4-b894-285018945c26 · Nov 5
€4,069 EUR
$4,567 USD
View
17 more retailers have this diamond
Prices start from €1,409 EURSave up to €2,659 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
€1,409 EUR