Seiko Cal. 6186 - 742

Released in 1971, the Cal. 6186 with design code 742 was part of Seiko's domestic market collection. The Bidirectional bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-ba2f0bf07dd1]

Also known as: Sumo, Emperor

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

36mm

Case Thickness

9.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Black

Jewels

18j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1971

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