Seiko Cal. 4525 - 991

Seiko 4525-991

This Spring Drive model from 1986 features a 37mm Two-Tone case. With its 18mm lug width and 9.0mm profile, it sits comfortably on most wrists. [seikata-wm-32c2b58e83a4]

Also known as: Monster, Crown

Specifications

Movement
Spring Drive
Case Material
Two-Tone
Case Width
37mm
Case Thickness
9.0mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
90m
Dial Color
Blue Sunburst
Jewels
18j
Frequency
28,800 bph
Power Reserve
67 hours
Year
1986

Related Models

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