Seiko Cal. 4487 - 470

Seiko 4487-470

This Automatic model from 1971 features a 39mm Hardlex-Coated Steel case. With its 21mm lug width and 9.8mm profile, it sits comfortably on most wrists. [seikata-wm-48852543817b]

Also known as: Sportsmatic

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
39mm
Case Thickness
9.8mm
Lug Width
21mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
60m
Dial Color
Silver
Jewels
24j
Frequency
21,600 bph
Power Reserve
55 hours
Year
1971

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