Seiko Cal. 4455 - 363

The Seiko 4455-363 represents an important milestone in Seiko's 1971 lineup. With its 19mm lug width and 12.4mm profile, it sits comfortably on most wrists. [seikata-wm-dc2a0a321d6b]

Also known as: Bullhead

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

36mm

Case Thickness

12.4mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

140m

Dial Color

Black

Jewels

25j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1971

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