Seiko Cal. 5634 - 381

Seiko 5634-381

The Seiko 5634-381 represents an important milestone in Seiko's 1980 lineup. It features a White dial protected by a Sapphire crystal and offers 80m of water resistance. [seikata-wm-4d7e6f8b2cf8]

Also known as: Rally, Golden Tuna

Specifications

Movement
Quartz
Case Material
Two-Tone
Case Width
38mm
Case Thickness
14.3mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
80m
Dial Color
White
Jewels
33j
Frequency
28,800 bph
Power Reserve
59 hours
Year
1980

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