Seiko Cal. 5242 - 345

The Seiko 5242-345 represents an important milestone in Seiko's 1978 lineup. The Inner Rotating bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-fae4a38dfbfd]

Also known as: Tuna, Rally

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

12.5mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Burgundy

Jewels

26j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1978

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