Seiko Cal. 7156 - 831

This Spring Drive model from 1979 features a 45mm Gold-Plated case. The Coin-Edge bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-34f017bcd8e9]

Also known as: Arnie, Flighty

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

10.3mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

White

Jewels

26j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1979

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