Side by side

IWC Schaffhausen Iw357415 Portofino AutomaticvsSternglas Kanton

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

Kanton
SternglasKanton
MSRP $971
What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

IWC Schaffhausen Iw357415 Portofino Automatic

Owners widely praise the IWC Schaffhausen Iw357415 Portofino Automatic for its clean, classic dress watch aesthetic and elegant, minimalist design, with many appreciating its slim profile. One owner highlights the appealing blue dial color, while another notes it keeps excellent time. However, some question its value proposition, especially given the use of an external movement and its price point relative to competitors. One owner found the watch had a larger presence on the wrist than expected. Overall, owners rate the IWC Schaffhausen Iw357415 Portofino Automatic highly for its classic dress watch aesthetic and elegant design.

Sternglas Kanton

The Sternglas Kanton is praised for its refined Bauhaus-inspired design, featuring a silver-plated dial and luminous hands and dots for excellent legibility. Owners and reviewers highlight its comfortable 39mm case size, measuring 10mm thick, and the visible STP 1-11 automatic movement through a sapphire crystal case back. Accuracy figures vary, with one source noting +15 seconds per day, while another suggests improved accuracy over previous models. Overall, owners and reviewers rate the Sternglas Kanton highly for its blend of Bauhaus design and Swiss precision at an affordable price point.

At a glance

15 of 29 specs differ
Diameter
Iw357415 Portofino Automatic34mm
Kanton39mm
Power Reserve
Iw357415 Portofino Automatic50h
Kanton38h
Water Resistance
Iw357415 Portofino Automatic30m
Kanton50m
MSRP
Iw357415 Portofino Automatic$6,500
Kanton$971

Full specifications

Case

7 specs
Diameter
34mm
39mm
Thickness
8.6mm
10mm
Lug-to-Lug
45mm
Lug Width
16mm
20mm
Finish
18 ct 5N gold
Brushed and polished
Water Resistance
30m
50m
Caseback
Solid

Crystal & Dial

4 specs
Crystal Shape
Flat
AR Coating
Inner
Dial Color
Green
Indices
Applied

Movement

3 specs
Caliber
35100
Sellita SW200-1
Power Reserve
50h
38h
Jewels
25

Pricing

1 specs
MSRP
$6,500
$971
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