Seiko Cal. 7186 - 406

The Seiko 7186-406 represents an important milestone in Seiko's 1974 lineup. Powered by the 7186 caliber with 27j jewels beating at 21,600 bph, it delivers a 36 hours power reserve. [seikata-wm-6c6bf9d26a73]

Also known as: Navigator

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

36mm

Case Thickness

15.8mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Silver

Jewels

27j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1974

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