Seiko Cal. 4540 - 137

This Automatic model from 1970 features a 39mm Titanium case. It features a Blue Sunburst dial protected by a Mineral crystal and offers 120m of water resistance. [seikata-wm-8a34cba58aa4]

Also known as: Shogun

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

39mm

Case Thickness

14.0mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1970

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