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Mark Time Watches M 4vsSeiko Prospex Land Seiko Boutique exclusive model

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

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M 4
Mark Time WatchesM 4
Prospex Land Seiko Boutique exclusive model
SeikoProspex Land Seiko Boutique exclusive model
MSRP $875
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Buy from Seiko ↗
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At a glance

14 of 29 specs differ
Diameter
M 439mm
Prospex Land Seiko Boutique exclusive model38mm
Power Reserve
M 4—
Prospex Land Seiko Boutique exclusive model70h
Water Resistance
M 4300m
Prospex Land Seiko Boutique exclusive model200m
MSRP
M 4—
Prospex Land Seiko Boutique exclusive model$875

Full specifications

Case

6 specs
Category
—
Field
Diameter
39mm
38mm
Thickness
12.1mm
12.9mm
Lug-to-Lug
46mm
46.2mm
Lug Width
20mm
19mm
Water Resistance
300m
200m

Crystal & Dial

4 specs
Crystal Shape
Flat
Curved
AR Coating
Inner
Anti-reflective coating on inner surface
Dial Color
—
Black
Lume
None
LumiBrite on hands and index(es)

Movement

3 specs
Caliber
Miyota 9039
6R35
Power Reserve
—
70h
Jewels
25
24

Pricing

1 specs
MSRP
—
$875
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