Seiko Cal. 3854 - 403

Seiko 3854-403

This Automatic model from 1965 features a 37mm Stainless Steel case. Powered by the 3854 caliber with 28j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-948fc48a22f9]

Specifications

Movement
Automatic
Case Material
Stainless Steel
Case Width
37mm
Case Thickness
10.1mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
140m
Dial Color
Blue Sunburst
Jewels
28j
Frequency
28,800 bph
Power Reserve
50 hours
Year
1965

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