Seiko Cal. 3888 - 980

The Seiko 3888-980 represents an important milestone in Seiko's 1984 lineup. With its 22mm lug width and 8.6mm profile, it sits comfortably on most wrists. [seikata-wm-b14965d8c00b]

Also known as: Sumo, Silverwave

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

37mm

Case Thickness

8.6mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Black

Jewels

20j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1984

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