Seiko Cal. 5616 - 397

Released in 1986, the Cal. 5616 with design code 397 was part of Seiko's domestic market collection. With its 22mm lug width and 15.4mm profile, it sits comfortably on most wrists. [seikata-wm-ac9ca51d4576]

Also known as: Samurai, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

15.4mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Champagne

Jewels

20j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1986

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