Seiko Cal. 6180 - 178

Released in 1970, the Cal. 6180 with design code 178 was part of Seiko's domestic market collection. The Coin-Edge bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-07fc007141ff]

Also known as: Helmet

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

40mm

Case Thickness

10.0mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Silver

Jewels

28j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1970

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