Seiko Cal. 6378 - 270

The Seiko 6378-270 represents an important milestone in Seiko's 1975 lineup. It features a Green dial protected by a Acrylic crystal and offers 50m of water resistance. [seikata-wm-4d5f3a044e11]

Also known as: UFO, Arnie

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

34mm

Case Thickness

14.8mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

50m

Dial Color

Green

Jewels

18j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1975

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