Seiko Cal. 6186 - 401

The Seiko 6186-401 represents an important milestone in Seiko's 1966 lineup. It features a Black dial protected by a Mineral crystal and offers 50m of water resistance. [seikata-wm-1b879c9b4b7b]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

45mm

Case Thickness

9.1mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Black

Jewels

33j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1966

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