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Fortis Stratoliner S-41vsSmiths Armstrong Siddeley

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

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Stratoliner S-41
FortisStratoliner S-41
MSRP $5,450
Armstrong Siddeley
SmithsArmstrong Siddeley
MSRP $980
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Buy from Smiths ↗
Buy used on eBay ↗

At a glance

12 of 29 specs differ
Diameter
Stratoliner S-4141mm
Armstrong Siddeley42mm
Power Reserve
Stratoliner S-4160h
Armstrong Siddeley—
Water Resistance
Stratoliner S-41200m
Armstrong Siddeley100m
MSRP
Stratoliner S-41$5,450
Armstrong Siddeley$980

Full specifications

Case

6 specs
Category
Chronograph
—
Diameter
41mm
42mm
Thickness
14mm
12mm
Lug-to-Lug
—
52mm
Lug Width
21mm
22mm
Water Resistance
200m
100m

Crystal & Dial

1 specs
Dial Color
White
Cream

Movement

4 specs
Caliber
Manufacture Caliber WERK 17
Unitas 6498
Type
Automatic
Manual
Power Reserve
60h
—
Jewels
36
25

Pricing

1 specs
MSRP
$5,450
$980
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All alternatives to the Stratoliner S-41 →All alternatives to the Armstrong Siddeley →
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