Seiko Cal. 7136 - 659

This Hand-Winding model from 1978 features a 44mm Stainless Steel case. It features a Silver dial protected by a Mineral crystal and offers 180m of water resistance. [seikata-wm-e2d90d95cd0c]

Also known as: Bullhead

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

10.4mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Silver

Jewels

29j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1978

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