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1.03ct F SI1 Round Natural Diamond

EX • F/SI1 • IGI 801639013

Shape and cutting style on the report: Round brilliant

Certificate IGI 801639013

Diamond specifications and retailer prices

From $2,773 CAD
$1,985 USD
As of November 1, 2026
Save $3,836 CAD (58%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $6,609 CAD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.03ct natural round diamond

This 1.03ct natural round sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 801639013. Listed at 16 retailers as of October 30, 2026, with prices from $2,773 to $6,609, a $3,836 spread on the same certified stone. NZ Jewellers lists it at $6,609. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.03
Carat
F
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35.1°
Pavilion angle41°
OriginNatural
Grading LabIGI
CertificateIGI 801639013
Dimensions6.40 × 6.43 × 4.04 mm
L/W Ratio1.00
Girdle conditionFaceted
Top View
6.40 mm6.43 mm1.03 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 801639013
Side View
Table 56.0%Crown 35.1°Girdle: MED-STKPavilion 41°Culet: NoneDepth 63.0%

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: $6,609 CAD|Low: $2,773 CAD|High: $6,609 CAD|Avg: $3,692 CAD
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
Retailer 15
Retailer 16
November 2, 2026
Retailer 6$2,773 CAD
Retailer 5$2,855 CAD
Retailer 7$2,917 CAD
Retailer 3$2,991 CAD
Retailer 2$3,041 CAD
Retailer 4$3,161 CAD
Retailer 14$3,161 CAD
Retailer 15$3,171 CAD
Retailer 16$3,306 CAD
Retailer 13$3,355 CAD
Retailer 9$3,509 CAD
Retailer 8$3,647 CAD
Retailer 12$3,885 CAD
Retailer 10$3,931 CAD
Retailer 11$5,539 CAD
NZ Jewellers$6,609 CAD

8 data points across 16 retailers

16 retailers$2,773 CAD to $6,609 CAD

A
Cheapest Retailer
-
$2,773 CAD
$1,985 USD
A
Retailer 2
-
$2,855 CAD
$2,044 USD
View
A
Retailer 3
-
$2,917 CAD
$2,088 USD
View
Final sale: no returns
A
Retailer 4
-
$2,991 CAD
$2,141 USD
View
A
Retailer 5
-
$3,041 CAD
£1,714 GBP
View
A
Retailer 6
-
$3,161 CAD
$2,263 USD
View
A
Retailer 7
-
$3,161 CAD
$2,263 USD
View
A
Retailer 8
-
$3,171 CAD
$2,270 USD
View
A
Retailer 9
-
$3,306 CAD
$2,367 USD
View
A
Retailer 10
-
$3,355 CAD
$2,402 USD
View
A
Retailer 11
-
$3,509 CAD
£1,978 GBP
View
B+
Retailer 12
-
$3,647 CAD
$2,611 USD
View
B+
Retailer 13
-
$3,885 CAD
ZAR 44,933 ZAR
View
B+
Retailer 14
-
$3,931 CAD
€2,680 EUR
View
B+
Retailer 15
-
$5,539 CAD
£3,122 GBP
View
Most Expensive
B
NZ Jewellers
e1337ce9-913f-49c0-85d2-36b6ab1b47f3 · Oct 30
$6,609 CAD
$4,731 USD
View
15 more retailers have this diamond
Prices start from $2,773 CADSave up to $3,836 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
1.03ct Round
$2,773 CAD