Seiko Cal. 5218 - 401

The Seiko 5218-401 represents an important milestone in Seiko's 1980 lineup. Powered by the 5218 caliber with 34j jewels beating at 28,800 bph, it delivers a 56 hours power reserve. [seikata-wm-a31dc667756d]

Also known as: Helmet, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

13.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

80m

Dial Color

Silver

Jewels

34j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1980

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