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Round|Natural|GIA

1.00ct I SI2 Round Natural Diamond

VG • I/SI2 • GIA 5446385330

Certificate GIA 5446385330

Diamond specifications and retailer prices

From €1,510 EUR
As of October 31, 2026
Save €2,837 EUR (65%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €4,347 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 5446385330. Listed at 19 retailers as of October 31, 2026, with prices from €1,510 to €4,347, a €2,837 spread on the same certified stone. NZ Jewellers lists it at €4,347. 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
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle38°
Pavilion angle40°
OriginNatural
Grading LabGIA
CertificateGIA 5446385330
Dimensions6.28 × 6.24 × 3.99 mm
L/W Ratio1.01
Top View
6.28 mm6.24 mm1.00 ctI / SI2
OriginNatural
CutVery Good
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateGIA 5446385330
Side View
Table 55.0%Crown 38°Girdle: MED-THKPavilion 40°Culet: NoneDepth 63.8%

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: €2,112 EUR|Low: €1,444 EUR|High: €3,686 EUR|Avg: €2,164 EUR
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 8€1,510 EUR
Retailer 9€1,516 EUR
Retailer 3€1,709 EUR
Retailer 10€1,919 EUR
Retailer 7€1,952 EUR
Retailer 1€2,112 EUR
Retailer 2€2,175 EUR
Retailer 4€2,246 EUR
Retailer 6€2,561 EUR
Retailer 5€3,632 EUR

44 data points across 10 retailers

19 retailers€1,510 EUR to €4,347 EUR

A
Cheapest Retailer
-
€1,510 EUR
A
Retailer 2
-
€1,516 EUR
View
B+
Retailer 3
-
€1,709 EUR
View
B+
Retailer 4
-
€1,839 EUR
View
B+
Retailer 5
-
€1,919 EUR
View
Final sale: no returns
A
Retailer 6
-
€1,952 EUR
View
B+
Retailer 7
-
€2,008 EUR
View
Retailer 8
-
€2,077 EUR
View
Price last confirmed 109 days ago
Retailer 9
-
€2,079 EUR
View
Price last confirmed 8 days ago
B+
Retailer 10
-
€2,079 EUR
View
B+
Retailer 11
-
€2,112 EUR
View
B+
Retailer 12
-
€2,175 EUR
View
B+
Retailer 13
-
€2,203 EUR
View
B+
Retailer 14
-
€2,246 EUR
View
B+
Retailer 15
-
€2,399 EUR
View
B+
Retailer 16
-
€2,561 EUR
View
B
Retailer 17
-
€3,103 EUR
View
B
Retailer 18
-
€3,632 EUR
View
Most Expensive
C
NZ Jewellers
f6636306-9ff9-4a72-ade3-2fcc32f6cb24 · Nov 5
€4,347 EUR
$4,879 USD
View
18 more retailers have this diamond
Prices start from €1,510 EURSave up to €2,837 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
€1,510 EUR