Seiko Cal. 4481 - 818

Released in 1965, the Cal. 4481 with design code 818 was part of Seiko's domestic market collection. With its 18mm lug width and 10.2mm profile, it sits comfortably on most wrists. [seikata-wm-3af97804be76]

Also known as: Shogun, UFO

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

10.2mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Burgundy

Jewels

19j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1965

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