Seiko Cal. 7133 - 344

This Automatic model from 1977 features a 42mm Titanium case. It features a Navy dial protected by a Sapphire crystal and offers 140m of water resistance. [seikata-wm-08686a368053]

Also known as: Tuna, Baby Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

42mm

Case Thickness

14.0mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Navy

Jewels

28j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1977

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