Seiko Cal. 7137 - 342

This Automatic model from 1981 features a 40mm Two-Tone case. It features a White dial protected by a Acrylic crystal and offers 170m of water resistance. [seikata-wm-6d7e57a94473]

Also known as: Shogun, Tuna

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

40mm

Case Thickness

11.3mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

White

Jewels

32j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1981

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