Seiko Cal. 4578 - 534

The Seiko 4578-534 represents an important milestone in Seiko's 1975 lineup. Powered by the 4578 caliber with 17j jewels beating at 36,000 bph, it delivers a 49 hours power reserve. [seikata-wm-96d5600d5683]

Also known as: Baby Tuna

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

46mm

Case Thickness

10.9mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

17j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1975

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