Seiko Cal. 3886 - 904

The Seiko 3886-904 represents an important milestone in Seiko's 1977 lineup. The Inner Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-6351a342bc32]

Also known as: Bellmatic

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

14.2mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Burgundy

Jewels

32j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1977

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