Seiko Cal. 5646 - 949

This Spring Drive model from 1996 features a 45mm Hardlex-Coated Steel case. With its 21mm lug width and 13.3mm profile, it sits comfortably on most wrists. [seikata-wm-d459523dd0ca]

Also known as: Shogun, Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

13.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Navy

Jewels

20j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1996

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