Seiko Cal. 5666 - 320

Seiko 5666-320

This Spring Drive model from 1995 features a 44mm Stainless Steel case. With its 22mm lug width and 14.2mm profile, it sits comfortably on most wrists. [seikata-wm-773c6d61cbd6]

Also known as: Tuna, Navigator

Specifications

Movement
Spring Drive
Case Material
Stainless Steel
Case Width
44mm
Case Thickness
14.2mm
Lug Width
22mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
140m
Dial Color
Silver
Jewels
36j
Frequency
36,000 bph
Power Reserve
71 hours
Year
1995

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seikata-wm-773c6d61cbd6