Seiko Cal. 6316 - 122

The Seiko 6316-122 represents an important milestone in Seiko's 1971 lineup. With its 22mm lug width and 15.4mm profile, it sits comfortably on most wrists. [seikata-wm-3ec6c292f8a9]

Also known as: Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

44mm

Case Thickness

15.4mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

120m

Dial Color

Silver

Jewels

34j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1971

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