Seiko Cal. 7187 - 538

This Automatic model from 1979 features a 46mm Titanium case. Powered by the 7187 caliber with 34j jewels beating at 21,600 bph, it delivers a 56 hours power reserve. [seikata-wm-a046042d39a2]

Also known as: Navigator

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

46mm

Case Thickness

15.9mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Burgundy

Jewels

34j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1979

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