Seiko Cal. 7111 - 157

The Seiko 7111-157 represents an important milestone in Seiko's 1971 lineup. With its 19mm lug width and 15.9mm profile, it sits comfortably on most wrists. [seikata-wm-fc8fe1da0ad6]

Also known as: Navigator, Crown

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

15.9mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Burgundy

Jewels

23j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1971

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