Side by side
Mark Time Watches M 4vsTudor Black Bay 54
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
17 of 29 specs differDiameter
M 439mm
Black Bay 5437mm
Power Reserve
M 4—
Black Bay 5470h
Water Resistance
M 4300m
Black Bay 54200m
MSRP
M 4—
Black Bay 54$4,725
Full specifications
Case
6 specsCategory
—
Diver
Diameter
39mm
37mm
Thickness
12.1mm
11.2mm
Finish
Brushed and polished
Polished + Satin
Water Resistance
300m
200m
Caseback
Solid
Solid screw-down
Crystal & Dial
4 specsCrystal Shape
Flat
—
AR Coating
Inner
—
Dial Color
—
Blue
Lume
None
Super-LumiNova
Movement
6 specsCaliber
Miyota 9039
MT5400
Beat Rate
28,800 vph
0 vph
Power Reserve
—
70h
Jewels
25
0
Hacking
Yes
No
Hand-winding
Yes
No
Pricing
1 specsMSRP
—
$4,725
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