Seiko Cal. 5270 - 986

This Spring Drive model from 1968 features a 40mm Two-Tone case. With its 21mm lug width and 12.7mm profile, it sits comfortably on most wrists. [seikata-wm-a406af80a9c8]

Also known as: Baby Tuna, Emperor

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

40mm

Case Thickness

12.7mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Navy

Jewels

29j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1968

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