Seiko Cal. 5287 - 684

Released in 1985, the Cal. 5287 with design code 684 was part of Seiko's domestic market collection. With its 20mm lug width and 15.0mm profile, it sits comfortably on most wrists. [seikata-wm-26a05eee0be3]

Also known as: Monster, Helmet

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

15.0mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

200m

Dial Color

Cream

Jewels

20j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1985

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