Seiko Cal. 5638 - 354

Seiko 5638-354

The Seiko 5638-354 represents an important milestone in Seiko's 1974 lineup. It features a Black dial protected by a Acrylic crystal and offers 30m of water resistance. [seikata-wm-f3ec340cf63f]

Also known as: Monster, Silverwave

Specifications

Movement
Hand-Winding
Case Material
Stainless Steel
Case Width
41mm
Case Thickness
11.7mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
30m
Dial Color
Black
Jewels
35j
Frequency
36,000 bph
Power Reserve
56 hours
Year
1974

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