Seiko Cal. 5664 - 437

Seiko 5664-437

The 5664-437 is a sought-after Solar piece from Seiko's golden era. With its 22mm lug width and 11.7mm profile, it sits comfortably on most wrists. [seikata-wm-e5ce16231a61]

Specifications

Movement
Solar
Case Material
Hardlex-Coated Steel
Case Width
35mm
Case Thickness
11.7mm
Lug Width
22mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
160m
Dial Color
Green
Jewels
28j
Frequency
28,800 bph
Power Reserve
44 hours
Year
1986

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seikata-wm-e5ce16231a61