Seiko Cal. 6378 - 112

The Seiko 6378-112 represents an important milestone in Seiko's 1970 lineup. With its 22mm lug width and 14.8mm profile, it sits comfortably on most wrists. [seikata-wm-dc4ff5d83058]

Also known as: Arnie

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

44mm

Case Thickness

14.8mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Black

Jewels

33j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1970

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