Seiko Cal. 0718 - 550

The Seiko 0718-550 represents an important milestone in Seiko's 1980 lineup. The Inner Rotating bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-de427dbb57cf]

Also known as: Crown

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

9.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Silver

Jewels

17j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1980

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