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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 $1,585 CAD
$1,135 USD
As of November 1, 2026
Save $2,695 CAD (63%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $4,280 CAD at NZ Jewellers · As of October 30, 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 October 30, 2026, with prices from $1,585 to $4,280, a $2,695 spread on the same certified stone. NZ Jewellers lists it at $4,280. 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
Color
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 1
Current: $4,280 CAD|Low: $1,585 CAD|High: $4,342 CAD|Avg: $2,173 CAD|-1.4%
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 1, 2026
Retailer 6$1,585 CAD
Retailer 4$1,626 CAD
Retailer 2$1,712 CAD
Retailer 3$1,755 CAD
Retailer 13$1,755 CAD
Retailer 9$1,760 CAD
Retailer 8$1,806 CAD
Retailer 14$1,823 CAD
Retailer 11$2,142 CAD
Retailer 12$2,167 CAD
Retailer 10$2,452 CAD
Retailer 5$2,572 CAD
Retailer 7$3,215 CAD
NZ Jewellers$4,280 CAD

20 data points across 14 retailers

16 retailers$1,585 CAD to $4,280 CAD

A
Cheapest Retailer
-
$1,585 CAD
$1,135 USD
A
Retailer 2
-
$1,626 CAD
SGD 1,573 SGD
View
A
Retailer 3
-
$1,707 CAD
$1,222 USD
View
Final sale: no returns
A
Retailer 4
-
$1,712 CAD
£965 GBP
View
A
Retailer 5
-
$1,755 CAD
$1,256 USD
View
A
Retailer 6
-
$1,755 CAD
$1,256 USD
View
A
Retailer 7
-
$1,760 CAD
$1,260 USD
View
A
Retailer 8
-
$1,806 CAD
£1,018 GBP
View
A
Retailer 9
-
$1,823 CAD
$1,305 USD
View
B+
Retailer 10
-
$1,959 CAD
A$2,158 AUD
View
A
Retailer 11
-
$2,142 CAD
ZAR 24,772 ZAR
View
B+
Retailer 12
-
$2,167 CAD
$1,551 USD
View
A
Retailer 13
-
$2,452 CAD
€1,672 EUR
View
B+
Retailer 14
-
$2,572 CAD
$1,841 USD
View
B+
Retailer 15
-
$3,215 CAD
£1,812 GBP
View
Most Expensive
B
NZ Jewellers
edf30b26-637b-4d43-b625-f57293cead79 · Oct 30
$4,280 CAD
$3,064 USD
View
15 more retailers have this diamond
Prices start from $1,585 CADSave up to $2,695 CAD

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
$1,585 CAD