Side by side
Manufaktur Waldhoff Ultramatic IIvsSeestern S446 GMT
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
16 of 29 specs differDiameter
Ultramatic II42.5mm
S446 GMT39.5mm
Power Reserve
Ultramatic II72h
S446 GMT41hh
Water Resistance
Ultramatic II—
S446 GMT100m
MSRP
Ultramatic II$1,599
S446 GMT$299
Full specifications
Case
7 specsCategory
—
GMT
Diameter
42.5mm
39.5mm
Thickness
11.5mm
13mm
Lug-to-Lug
50mm
47mm
Lug Width
22mm
20mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
—
100m
Crystal & Dial
2 specsCrystal Shape
Flat
Domed
Dial Color
Royal Blue
Cream
Movement
6 specsCaliber
HZ 3415
Seiko NH34A GMT
Type
Manual
Automatic
Beat Rate
28,800 vph
3 vph
Power Reserve
72h
41hh
Jewels
25
24
Complications
None
GMT, Date
Pricing
1 specsMSRP
$1,599
$299
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