Seiko Cal. 4577 - 544

Seiko 4577-544

This Hand-Winding model from 1978 features a 37mm Stainless Steel case. With its 22mm lug width and 11.5mm profile, it sits comfortably on most wrists. [seikata-wm-84723c705f11]

Specifications

Movement
Hand-Winding
Case Material
Stainless Steel
Case Width
37mm
Case Thickness
11.5mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
80m
Dial Color
White
Jewels
17j
Frequency
36,000 bph
Power Reserve
41 hours
Year
1978

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seikata-wm-84723c705f11