Side by side
Manufaktur Waldhoff UltramaticvsSeiko Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
15 of 29 specs differDiameter
Ultramatic42.5mm
Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition39.5mm
Power Reserve
Ultramatic40h
Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition72h
Water Resistance
Ultramatic50m
Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition200m
MSRP
Ultramatic$1,599
Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition$1,150
Full specifications
Case
6 specsCategory
—
Chronograph
Diameter
42.5mm
39.5mm
Thickness
13.8mm
12mm
Lug-to-Lug
46mm
44.5mm
Lug Width
—
20mm
Water Resistance
50m
200m
Crystal & Dial
4 specsCrystal Shape
Flat
Curved
AR Coating
Inner
Anti-reflective coating on inner surface
Dial Color
Pearl
Black
Lume
None
LumiBrite on hands and index(es)
Movement
4 specsCaliber
Peacock 5211
6R55
Type
Manual
Automatic
Power Reserve
40h
72h
Jewels
25
24
Pricing
1 specsMSRP
$1,599
$1,150
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