Seiko Cal. 3888 - 663

This Automatic model from 1971 features a 37mm PVD Black case. With its 21mm lug width and 10.1mm profile, it sits comfortably on most wrists. [seikata-wm-61dd72911eef]

Also known as: Rally

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

37mm

Case Thickness

10.1mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

140m

Dial Color

Green

Jewels

23j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1971

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