Seiko Cal. 4477 - 255

Seiko 4477-255

The Seiko 4477-255 represents an important milestone in Seiko's 1990 lineup. The Fixed bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-f3846a7380df]

Also known as: World Timer

Specifications

Movement
Spring Drive
Case Material
Titanium
Case Width
37mm
Case Thickness
12.9mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
70m
Dial Color
Silver
Jewels
33j
Frequency
21,600 bph
Power Reserve
41 hours
Year
1990

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