Seiko Cal. 7155 - 990

This Automatic model from 1969 features a 42mm Stainless Steel case. It features a Green dial protected by a Mineral crystal and offers 180m of water resistance. [seikata-wm-60fec617dfd8]

Also known as: Helmet, UFO

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

15.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

180m

Dial Color

Green

Jewels

30j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1969

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