Seiko Cal. 3840 - 413

This Automatic model from 1973 features a 40mm Stainless Steel case. It features a Navy dial protected by a Acrylic crystal and offers 160m of water resistance. [seikata-wm-5b9f294f97d9]

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

13.5mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Navy

Jewels

19j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1973

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