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Round|Natural|GIA

1.00ct G SI1 Round Natural Diamond

VG • G/SI1 • GIA 6315036607

Certificate GIA 6315036607

Diamond specifications and retailer prices

From $3,518 CAD
As of November 6, 2026
Save $6,056 CAD (63%) vs most expensive(unlock to see where)
29 retailers carry this diamond
Most expensive: $9,574 CAD at Diamond Quarter · As of November 5, 2026
View at Diamond Quarter

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by GIA 6315036607. Listed at 29 retailers as of November 5, 2026, with prices from $3,518 to $9,574, a $6,056 spread on the same certified stone. Diamond Quarter lists it at $9,574. 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
G
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle34°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 6315036607
Dimensions6.39 × 6.35 × 3.97 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Top View
6.39 mm6.35 mm1.00 ctG / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6315036607
Side View
Table 60.0%Crown 34°Girdle: STK-THKPavilion 41.8°Culet: NoneDepth 62.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $4,148 CAD|Low: $3,518 CAD|High: $7,881 CAD|Avg: $4,626 CAD|-1.9%
Retailer 1
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
Retailer 17
November 6, 2026
Retailer 2$3,518 CAD
Retailer 14$3,568 CAD
Retailer 9$3,722 CAD
Retailer 3$3,855 CAD
Retailer 4$3,927 CAD
Retailer 6$3,972 CAD
Retailer 5$4,003 CAD
Retailer 10$4,005 CAD
Retailer 1$4,148 CAD
Retailer 16$4,477 CAD
Retailer 8$4,532 CAD
Retailer 17$4,673 CAD
Retailer 7$5,031 CAD
Retailer 13$5,058 CAD
Retailer 11$5,292 CAD
Retailer 12$7,230 CAD
Retailer 15$7,801 CAD

30 data points across 17 retailers

29 retailers$3,518 CAD to $9,574 CAD

A
Cheapest Retailer
-
$3,518 CAD
A
Retailer 2
-
$3,568 CAD
View
B+
Retailer 3
-
$3,722 CAD
View
B+
Retailer 4
-
$3,855 CAD
View
Retailer 5
-
$3,927 CAD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
$3,927 CAD
View
B+
Retailer 7
-
$3,972 CAD
View
B+
Retailer 8
-
$4,003 CAD
View
Final sale: no returns
B+
Retailer 9
-
$4,005 CAD
View
B+
Retailer 10
-
$4,031 CAD
View
B+
Retailer 11
-
$4,052 CAD
View
B+
Retailer 12
-
$4,079 CAD
View
B+
Retailer 13
-
$4,148 CAD
View
B+
Retailer 14
-
$4,246 CAD
View
B+
Retailer 15
-
$4,246 CAD
View
B+
Retailer 16
-
$4,385 CAD
View
Retailer 17
-
$4,477 CAD
View
Price last confirmed 11 days ago
Retailer 18
-
$4,524 CAD
View
Price last confirmed 30 days ago
B+
Retailer 19
-
$4,532 CAD
View
Retailer 20
-
$4,631 CAD
View
Price last confirmed 30 days ago
Retailer 21
-
$4,673 CAD
View
Price last confirmed 12 days ago
Retailer 22
-
$5,031 CAD
View
Price last confirmed 14 days ago
B+
Retailer 23
-
$5,058 CAD
View
B+
Retailer 24
-
$5,292 CAD
View
B
Retailer 25
-
$7,230 CAD
View
B
Retailer 26
-
$7,554 CAD
View
Retailer 27
-
$7,801 CAD
View
Price last confirmed 10 days ago
Retailer 28
-
$7,881 CAD
View
Price last confirmed 31 days ago
Most Expensive
B
Diamond Quarter
1.0SI1G63072626N · Nov 5
$9,574 CAD
£5,398 GBP
View
28 more retailers have this diamond
Prices start from $3,518 CADSave up to $6,056 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 Round
$3,518 CAD