Seiko Cal. 5665 - 437

This Automatic model from 1979 features a 44mm Titanium case. It features a Blue Sunburst dial protected by a Acrylic crystal and offers 40m of water resistance. [seikata-wm-9a83a4288a5d]

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

44mm

Case Thickness

14.5mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1979

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