Seiko Cal. 5627 - 312

The Seiko 5627-312 represents an important milestone in Seiko's 1974 lineup. The Inner Rotating bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-7c9d2a5a2bb1]

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

10.0mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Silver

Jewels

31j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1974

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