Seiko Cal. 0771 - 437

This Hand-Winding model from 1990 features a 41mm Titanium case. It features a Blue Sunburst dial protected by a Acrylic crystal and offers 180m of water resistance. [seikata-wm-3dc12884c8d0]

Also known as: Bullhead, Emperor

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

41mm

Case Thickness

8.1mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Blue Sunburst

Jewels

17j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1990

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