Seiko Cal. 5278 - 575

The 5278-575 is a sought-after Automatic piece from Seiko's golden era. With its 21mm lug width and 15.6mm profile, it sits comfortably on most wrists. [seikata-wm-98a50c341aee]

Also known as: Baby Tuna, Arnie

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

34mm

Case Thickness

15.6mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

190m

Dial Color

Blue Sunburst

Jewels

25j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1986

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