Seiko Cal. 3878 - 145

This Automatic model from 1991 features a 39mm Gold-Plated case. With its 19mm lug width and 12.4mm profile, it sits comfortably on most wrists. [seikata-wm-10d01eac7738]

Also known as: Tuna

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

12.4mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

White

Jewels

29j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1991

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