Seiko Cal. 3858 - 421

Seiko 3858-421

This Automatic model from 1976 features a 38mm Two-Tone case. With its 21mm lug width and 11.4mm profile, it sits comfortably on most wrists. [seikata-wm-a3d23b77c523]

Also known as: Golden Tuna, Baby Tuna

Specifications

Movement
Automatic
Case Material
Two-Tone
Case Width
38mm
Case Thickness
11.4mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
100m
Dial Color
Navy
Jewels
30j
Frequency
36,000 bph
Power Reserve
43 hours
Year
1976

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