Seiko Cal. 7018 - 539

The Seiko 7018-539 represents an important milestone in Seiko's 1982 lineup. Powered by the 7018 caliber with 21j jewels beating at 28,800 bph, it delivers a 62 hours power reserve. [seikata-wm-97906fd1aa9a]

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

43mm

Case Thickness

10.4mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

140m

Dial Color

White

Jewels

21j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1982

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