Seiko Cal. 6154 - 701

This Automatic model from 1981 features a 40mm Stainless Steel case. With its 19mm lug width and 12.2mm profile, it sits comfortably on most wrists. [seikata-wm-926c20a8b9c0]

Also known as: Helmet, Bellmatic

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

12.2mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Silver

Jewels

29j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1981

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