Seiko Cal. 5646 - 715

The Seiko 5646-715 represents an important milestone in Seiko's 1990 lineup. With its 22mm lug width and 11.1mm profile, it sits comfortably on most wrists. [seikata-wm-3138efc6f44e]

Also known as: Shogun, Helmet

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

11.1mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Champagne

Jewels

19j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1990

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