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Round|Natural|GIA

1.03ct F SI2 Round Natural Diamond

GD • F/SI2 • GIA 6291496559

Certificate GIA 6291496559

Diamond specifications and retailer prices

From $3,871 CAD
As of November 6, 2026
Save $6,146 CAD (61%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $10,017 CAD at Diamond Quarter · As of November 6, 2026
View at Diamond Quarter

About this 1.03ct natural round diamond

This 1.03ct natural round sits in the classic one-carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a standard cut grade and certified by GIA 6291496559. Listed at 13 retailers as of November 6, 2026, with prices from $3,871 to $10,017, a $6,146 spread on the same certified stone. Diamond Quarter lists it at $10,017. 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

1.03
Carat
F
Color
SI2
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.5°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 6291496559
Dimensions6.22 × 6.19 × 4.09 mm
L/W Ratio1.00
Star length55%
Lower girdle75%
Top View
6.22 mm6.19 mm1.03 ctF / SI2
OriginNatural
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6291496559
Side View
Table 63.0%Crown 38.5°Girdle: THK-VTKPavilion 41.8°Culet: NoneDepth 65.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $4,906 CAD|Low: $3,871 CAD|High: $8,313 CAD|Avg: $5,264 CAD|+1.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 9$3,871 CAD
Retailer 7$3,917 CAD
Retailer 8$4,096 CAD
Retailer 3$4,322 CAD
Retailer 12$4,322 CAD
Retailer 10$4,489 CAD
Retailer 1$4,906 CAD
Retailer 2$4,987 CAD
Retailer 4$5,408 CAD
Retailer 5$5,540 CAD
Retailer 6$7,956 CAD
Retailer 11$8,313 CAD

43 data points across 12 retailers

13 retailers$3,871 CAD to $10,017 CAD

B+
Cheapest Retailer
-
$3,871 CAD
B+
Retailer 2
-
$3,917 CAD
View
B+
Retailer 3
-
$4,096 CAD
View
B+
Retailer 4
-
$4,322 CAD
View
Retailer 5
-
$4,322 CAD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
$4,489 CAD
View
B
Retailer 7
-
$4,906 CAD
View
B
Retailer 8
-
$4,987 CAD
View
Retailer 9
-
$5,408 CAD
View
Price last confirmed 14 days ago
B
Retailer 10
-
$5,540 CAD
View
B
Retailer 11
-
$7,956 CAD
View
C
Retailer 12
-
$8,313 CAD
View
Most Expensive
C
Diamond Quarter
1.03SI2F62599220N · Nov 6
$10,017 CAD
£5,648 GBP
View
12 more retailers have this diamond
Prices start from $3,871 CADSave up to $6,146 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.

B+
1.03ct Round
$3,871 CAD