Seiko Cal. 5659 - 170

Released in 1971, the Cal. 5659 with design code 170 was part of Seiko's domestic market collection. With its 21mm lug width and 9.5mm profile, it sits comfortably on most wrists. [seikata-wm-232bb9dc374a]

Also known as: Helmet, Baby Tuna

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

45mm

Case Thickness

9.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

110m

Dial Color

Black

Jewels

17j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1971

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