Seiko Cal. 6381 - 746

The Seiko 6381-746 represents an important milestone in Seiko's 1977 lineup. The Inner Rotating bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-776fe66d0e59]

Also known as: Bellmatic, Emperor

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

11.4mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Burgundy

Jewels

30j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1977

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