Seiko Cal. 4418 - 520

The Seiko 4418-520 represents an important milestone in Seiko's 1984 lineup. The Inner Rotating bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-9c549667252c]

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

12.4mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Silver

Jewels

32j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1984

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