Seiko Cal. 5637 - 170

The Seiko 5637-170 represents an important milestone in Seiko's 1999 lineup. With its 18mm lug width and 9.8mm profile, it sits comfortably on most wrists. [seikata-wm-b32677793a0b]

Also known as: Helmet, Emperor

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

9.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

150m

Dial Color

Burgundy

Jewels

36j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1999

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