Seiko Cal. 4456 - 781

The Seiko 4456-781 represents an important milestone in Seiko's 1976 lineup. With its 22mm lug width and 15.4mm profile, it sits comfortably on most wrists. [seikata-wm-e23ba14aeb00]

Also known as: Golden Tuna, Arnie

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

42mm

Case Thickness

15.4mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Green

Jewels

23j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1976

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