Seiko Cal. 5614 - 637

The Seiko 5614-637 represents an important milestone in Seiko's 1989 lineup. The Rotating bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-1e853651b777]

Also known as: Helmet, Baby Tuna

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

9.6mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

50m

Dial Color

Navy

Jewels

23j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1989

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