Seiko Cal. 5687 - 341

The Seiko 5687-341 represents an important milestone in Seiko's 1979 lineup. It features a Champagne dial protected by a Acrylic crystal and offers 110m of water resistance. [seikata-wm-2fe4f4a4c6fd]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

43mm

Case Thickness

10.1mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

110m

Dial Color

Champagne

Jewels

26j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1979

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