Seiko Cal. 7187 - 688

Released in 1984, the Cal. 7187 with design code 688 was part of Seiko's domestic market collection. With its 20mm lug width and 12.5mm profile, it sits comfortably on most wrists. [seikata-wm-58e54a1cb2ef]

Also known as: Arnie, Flighty

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

42mm

Case Thickness

12.5mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

150m

Dial Color

Green

Jewels

18j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1984

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