Seiko Cal. 5687 - 489

Released in 1972, the Cal. 5687 with design code 489 was part of Seiko's domestic market collection. With its 22mm lug width and 14.3mm profile, it sits comfortably on most wrists. [seikata-wm-26af013804ae]

Also known as: Bullhead, Sea Horse

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

40mm

Case Thickness

14.3mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

70m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1972

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