Seiko Cal. 5231 - 478

The Seiko 5231-478 represents an important milestone in Seiko's 1967 lineup. It features a Green dial protected by a Acrylic crystal and offers 190m of water resistance. [seikata-wm-4c01fe8344d2]

Also known as: Samurai, Baby Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

34mm

Case Thickness

14.1mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

190m

Dial Color

Green

Jewels

33j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1967

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