Seiko Cal. 7155 - 553

This Automatic model from 1968 features a 34mm Hardlex-Coated Steel case. It features a Silver dial protected by a Hardlex crystal and offers 80m of water resistance. [seikata-wm-71dbf3174e7b]

Also known as: UFO, Baby Tuna

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

10.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Silver

Jewels

30j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1968

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