Seiko Cal. 6687 - 892

Released in 1975, the Cal. 6687 with design code 892 was part of Seiko's domestic market collection. With its 18mm lug width and 10.2mm profile, it sits comfortably on most wrists. [seikata-wm-35f9b61cf1bb]

Also known as: Bullhead, Silverwave

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

10.2mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

30m

Dial Color

Black

Jewels

28j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1975

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