Seiko Cal. 5649 - 187

The Seiko 5649-187 represents an important milestone in Seiko's 1996 lineup. The Inner Rotating bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-e023bdadd069]

Also known as: Helmet

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

41mm

Case Thickness

15.9mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Navy

Jewels

36j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1996

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