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Radiant|Natural|IGI

1.00ct I SI1 Radiant Natural Diamond

VG • I/SI1 • IGI 766617727

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI 766617727

Diamond specifications and retailer prices

From €1,008 EUR
As of November 4, 2026
Save €1,737 EUR (63%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €2,744 EUR at NZ Jewellers · As of November 3, 2026
View at NZ Jewellers

About this 1ct natural radiant diamond

This 1ct natural radiant sits in the classic one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 766617727. Listed at 16 retailers as of November 3, 2026, with prices from €1,008 to €2,744, a €1,737 spread on the same certified stone. NZ Jewellers lists it at €2,744. 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
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.1°
Pavilion angle34.2°
OriginNatural
Grading LabIGI
CertificateIGI 766617727
Dimensions6.74 × 4.95 × 3.43 mm
L/W Ratio1.36
Culet sizePointed
Top View
6.74 mm4.95 mm1.00 ctI / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 766617727
Side View
Table 66.0%Crown 44.1°Girdle: MED-STKPavilion 34.2°Culet: NoneDepth 69.3%

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 4
Current: €2,744 EUR|Low: €1,008 EUR|High: €2,771 EUR|Avg: €1,407 EUR|-1.0%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 7, 2026
Retailer 12€1,008 EUR
Retailer 10€1,048 EUR
Retailer 8€1,091 EUR
Retailer 4€1,125 EUR
Retailer 6€1,125 EUR
Retailer 14€1,129 EUR
Retailer 7€1,146 EUR
Retailer 5€1,169 EUR
Retailer 11€1,373 EUR
Retailer 3€1,389 EUR
Retailer 9€1,563 EUR
Retailer 13€1,647 EUR
Retailer 2€2,049 EUR
NZ Jewellers€2,744 EUR

22 data points across 14 retailers

16 retailers€1,008 EUR to €2,744 EUR

A
Cheapest Retailer
-
€1,008 EUR
A
Retailer 2
-
€1,048 EUR
View
A
Retailer 3
-
€1,091 EUR
View
A
Retailer 4
-
€1,094 EUR
View
Final sale: no returns
Retailer 5
-
€1,125 EUR
View
Price last confirmed 9 days ago
A
Retailer 6
-
€1,125 EUR
View
A
Retailer 7
-
€1,129 EUR
View
A
Retailer 8
-
€1,146 EUR
View
A
Retailer 9
-
€1,169 EUR
View
B+
Retailer 10
-
€1,256 EUR
View
A
Retailer 11
-
€1,373 EUR
View
B+
Retailer 12
-
€1,389 EUR
View
A
Retailer 13
-
€1,563 EUR
View
A
Retailer 14
-
€1,647 EUR
View
B+
Retailer 15
-
€2,049 EUR
View
Most Expensive
B
NZ Jewellers
edf30b26-637b-4d43-b625-f57293cead79 · Nov 3
€2,744 EUR
$3,064 USD
View
15 more retailers have this diamond
Prices start from €1,008 EURSave up to €1,737 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 Radiant
€1,008 EUR