Side by side
Seestern MoonPhase Master Automatic S401vsSwatch Petite Seconde Black
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
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At a glance
13 of 29 specs differDiameter
MoonPhase Master Automatic S40141mm
Petite Seconde Black42mm
Power Reserve
MoonPhase Master Automatic S401—
Petite Seconde Black—
Water Resistance
MoonPhase Master Automatic S40150m
Petite Seconde Black30m
MSRP
MoonPhase Master Automatic S401$200
Petite Seconde Black$250
Full specifications
Case
7 specsCategory
—
Mechanical
Diameter
41mm
42mm
Thickness
13.5mm
13.8mm
Lug-to-Lug
0mm
50.6mm
Lug Width
0mm
—
Finish
—
Stainless Steel
Water Resistance
50m
30m
Crystal & Dial
2 specsCrystal
Sapphire
—
Dial Color
—
Black
Movement
3 specsCaliber
Seagull ST2528
—
Hacking
No
Yes
Hand-winding
No
Yes
Pricing
1 specsMSRP
$200
$250
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