Side by side

Mark Time Watches M 1vsGrand Seiko SBGE307

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

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M 1
Mark Time WatchesM 1
MSRP $345
SBGE307
Grand SeikoSBGE307
MSRP $11,500
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Buy from Grand Seiko ↗
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At a glance

13 of 29 specs differ
Diameter
M 142mm
SBGE30744.5mm
Power Reserve
M 1—
SBGE30772h
Water Resistance
M 1100m
SBGE307200m
MSRP
M 1$345
SBGE307$11,500

Full specifications

Case

7 specs
Category
—
GMT
Diameter
42mm
44.5mm
Thickness
12.5mm
14.9mm
Lug-to-Lug
49.5mm
50mm
Lug Width
22mm
23mm
Material
Stainless Steel
Titanium
Water Resistance
100m
200m

Crystal & Dial

2 specs
AR Coating
Inner
Yes
Dial Color
Dark Blue
Black

Movement

3 specs
Caliber
Miyota 9039
9R66
Type
Automatic
Spring Drive
Power Reserve
—
72h

Pricing

1 specs
MSRP
$345
$11,500
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