Seiko Cal. 6221 - 857

This Hand-Winding model from 1968 features a 46mm Titanium case. With its 22mm lug width and 10.4mm profile, it sits comfortably on most wrists. [seikata-wm-0162ca04953f]

Also known as: Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

46mm

Case Thickness

10.4mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

190m

Dial Color

Green

Jewels

35j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1968

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