Side by side
Manufaktur Waldhoff Atlas GMTvsSmiths Armstrong Siddeley
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
12 of 29 specs differDiameter
Atlas GMT41mm
Armstrong Siddeley42mm
Power Reserve
Atlas GMT41h
Armstrong Siddeley—
Water Resistance
Atlas GMT300m
Armstrong Siddeley100m
MSRP
Atlas GMT$548
Armstrong Siddeley$980
Full specifications
Case
5 specsDiameter
41mm
42mm
Thickness
13.5mm
12mm
Lug-to-Lug
—
52mm
Lug Width
20mm
22mm
Water Resistance
300m
100m
Crystal & Dial
3 specsAR Coating
Yes
Inner
Dial Color
—
Cream
Lume
C3
None
Movement
3 specsCaliber
Seiko NH34
Unitas 6498
Type
Automatic
Manual
Power Reserve
41h
—
Pricing
1 specsMSRP
$548
$980
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