Seiko Cal. 4540 - 486

Seiko 4540-486

This Automatic model from 1975 features a 35mm Stainless Steel case. With its 21mm lug width and 15.4mm profile, it sits comfortably on most wrists. [seikata-wm-1af6f37f4e24]

Also known as: Bellmatic, Flighty

Specifications

Movement
Automatic
Case Material
Stainless Steel
Case Width
35mm
Case Thickness
15.4mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
110m
Dial Color
Green
Jewels
28j
Frequency
36,000 bph
Power Reserve
57 hours
Year
1975

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