Seiko Cal. 4476 - 631

The Seiko 4476-631 represents an important milestone in Seiko's 1976 lineup. The Inner Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-2751649a9c24]

Also known as: Emperor

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

37mm

Case Thickness

9.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Champagne

Jewels

29j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1976

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