Seiko Cal. 6134 - 740

The Seiko 6134-740 represents an important milestone in Seiko's 1979 lineup. The Inner Rotating bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-4a4c458ae0be]

Also known as: Tuna, World Timer

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

9.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1979

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