Seiko Cal. 7071 - 156

The Seiko 7071-156 represents an important milestone in Seiko's 1971 lineup. With its 18mm lug width and 14.7mm profile, it sits comfortably on most wrists. [seikata-wm-46a6a9091fc7]

Also known as: Tuna

Specifications

Movement

Solar

Case Material

Titanium

Case Width

42mm

Case Thickness

14.7mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Green

Jewels

31j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1971

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