Seiko Cal. 7189 - 406

The Seiko 7189-406 represents an important milestone in Seiko's 1977 lineup. Powered by the 7189 caliber with 36j jewels beating at 21,600 bph, it delivers a 70 hours power reserve. [seikata-wm-24adb774d863]

Also known as: Monster, Helmet

Specifications

Movement

Solar

Case Material

Titanium

Case Width

44mm

Case Thickness

11.7mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Burgundy

Jewels

36j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1977

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