Seiko Cal. 7151 - 256

This Spring Drive model from 1977 features a 34mm Two-Tone case. With its 18mm lug width and 14.6mm profile, it sits comfortably on most wrists. [seikata-wm-4f3f9ffc1aa2]

Also known as: Arnie

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

34mm

Case Thickness

14.6mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Burgundy

Jewels

29j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1977

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