Side by side
Mark Time Watches M 5vsSeestern S446 GMT
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
13 of 29 specs differDiameter
M 536mm
S446 GMT39.5mm
Power Reserve
M 5—
S446 GMT41hh
Water Resistance
M 5100m
S446 GMT100m
MSRP
M 5—
S446 GMT$299
Full specifications
Case
5 specsCategory
—
GMT
Diameter
36mm
39.5mm
Thickness
10.2mm
13mm
Lug-to-Lug
42.5mm
47mm
Material
Stainless Steel
316L Stainless Steel
Crystal & Dial
2 specsCrystal Shape
Flat
Domed
Dial Color
—
Cream
Movement
5 specsCaliber
Miyota 9039
Seiko NH34A GMT
Beat Rate
28,800 vph
3 vph
Power Reserve
—
41hh
Jewels
25
24
Complications
None
GMT, Date
Pricing
1 specsMSRP
—
$299
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