Seiko Cal. 5216 - 309

This Kinetic model from 1969 features a 44mm Titanium case. With its 21mm lug width and 8.3mm profile, it sits comfortably on most wrists. [seikata-wm-b58782f81d64]

Also known as: Helmet, Baby Tuna

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

44mm

Case Thickness

8.3mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Black

Jewels

21j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1969

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