Seiko Cal. 3888 - 491

Seiko 3888-491

This Hand-Winding model from 1977 features a 40mm Stainless Steel case. With its 21mm lug width and 11.8mm profile, it sits comfortably on most wrists. [seikata-wm-b6b9fdb09349]

Also known as: Baby Tuna

Specifications

Movement
Hand-Winding
Case Material
Stainless Steel
Case Width
40mm
Case Thickness
11.8mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
60m
Dial Color
Navy
Jewels
27j
Frequency
28,800 bph
Power Reserve
65 hours
Year
1977

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seikata-wm-b6b9fdb09349