Seiko Cal. 7018 - 523

The Seiko 7018-523 represents an important milestone in Seiko's 1985 lineup. Powered by the 7018 caliber with 22j jewels beating at 28,800 bph, it delivers a 55 hours power reserve. [seikata-wm-5fdde710ec3a]

Also known as: Bullhead, Navigator

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

40mm

Case Thickness

14.8mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

200m

Dial Color

Burgundy

Jewels

22j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1985

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