Seiko Cal. 5610 - 404

This Automatic model from 1977 features a 45mm Titanium case. It features a Black dial protected by a Acrylic crystal and offers 50m of water resistance. [seikata-wm-cb16605b33dc]

Also known as: Sumo, Golden Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

45mm

Case Thickness

11.2mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Black

Jewels

34j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1977

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