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Round|Natural|GIA

1.00ct F SI1 Round Natural Diamond

EX • F/SI1 • GIA 1523168139

Certificate GIA 1523168139

Diamond specifications and retailer prices

From $3,708 CAD
As of November 6, 2026
Save $4,639 CAD (56%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $8,347 CAD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural round diamond

This 1ct 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 GIA 1523168139. Listed at 23 retailers as of November 5, 2026, with prices from $3,708 to $8,347, a $4,639 spread on the same certified stone. NZ Jewellers lists it at $8,347. 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

1.00
Carat
F
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 1523168139
Dimensions6.33 × 6.29 × 3.97 mm
L/W Ratio1.01
Star length55%
Lower girdle80%
Cert comments
Additional clouds are not shown. Pinpoints are not shown.
Key to symbols
Cloud, Feather, Indented Natural, Natural
Top View
6.33 mm6.29 mm1.00 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1523168139
Side View
Table 57.0%Crown 36°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.9%

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 6
Current: $8,347 CAD|Low: $3,673 CAD|High: $8,420 CAD|Avg: $5,358 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
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
November 6, 2026
Retailer 22$3,708 CAD
Retailer 17$3,709 CAD
Retailer 12$4,252 CAD
Retailer 10$4,421 CAD
Retailer 18$4,553 CAD
Retailer 2$4,584 CAD
Retailer 3$4,621 CAD
Retailer 8$4,751 CAD
Retailer 5$4,791 CAD
Retailer 7$4,791 CAD
Retailer 9$4,825 CAD
Retailer 20$4,926 CAD
Retailer 6$4,975 CAD
Retailer 4$4,993 CAD
Retailer 13$5,154 CAD
Retailer 19$5,418 CAD
Retailer 11$5,528 CAD
Retailer 16$5,847 CAD
Retailer 14$6,973 CAD
Retailer 15$7,168 CAD
Retailer 21$7,989 CAD
NZ Jewellers$8,347 CAD

23 data points across 22 retailers

23 retailers$3,708 CAD to $8,347 CAD

A
Cheapest Retailer
-
$3,708 CAD
A
Retailer 2
-
$3,709 CAD
View
B+
Retailer 3
-
$4,252 CAD
View
B+
Retailer 4
-
$4,421 CAD
View
Final sale: no returns
B+
Retailer 5
-
$4,553 CAD
View
B+
Retailer 6
-
$4,584 CAD
View
B+
Retailer 7
-
$4,621 CAD
View
B+
Retailer 8
-
$4,751 CAD
View
Retailer 9
-
$4,791 CAD
View
Price last confirmed 8 days ago
B+
Retailer 10
-
$4,791 CAD
View
B+
Retailer 11
-
$4,825 CAD
View
B+
Retailer 12
-
$4,926 CAD
View
B+
Retailer 13
-
$4,975 CAD
View
B+
Retailer 14
-
$4,993 CAD
View
B+
Retailer 15
-
$5,154 CAD
View
Retailer 16
-
$5,365 CAD
View
Price last confirmed 29 days ago
B+
Retailer 17
-
$5,418 CAD
View
B+
Retailer 18
-
$5,528 CAD
View
B+
Retailer 19
-
$5,847 CAD
View
B
Retailer 20
-
$6,973 CAD
View
B
Retailer 21
-
$7,168 CAD
View
B
Retailer 22
-
$7,989 CAD
View
Most Expensive
B
NZ Jewellers
f2a8293a-083b-4b96-913e-6d8a0722e6d1 · Nov 5
$8,347 CAD
$5,934 USD
View
22 more retailers have this diamond
Prices start from $3,708 CADSave up to $4,639 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
$3,708 CAD