Seiko Cal. 6160 - 531

Released in 1973, the Cal. 6160 with design code 531 was part of Seiko's domestic market collection. The Bidirectional bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-dbed2cf4f18d]

Also known as: Bullhead, Flighty

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

35mm

Case Thickness

12.8mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Navy

Jewels

23j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1973

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