Seiko Cal. 6635 - 287

This Hand-Winding model from 1982 features a 36mm Hardlex-Coated Steel case. It features a Cream dial protected by a Mineral crystal and offers 200m of water resistance. [seikata-wm-b7eb4d7f5e1f]

Also known as: Bullhead

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

11.3mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Cream

Jewels

26j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1982

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