Seiko Cal. 7031 - 580

This Automatic model from 1972 features a 40mm PVD Black case. It features a Burgundy dial protected by a Acrylic crystal and offers 80m of water resistance. [seikata-wm-45fde4677acb]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

40mm

Case Thickness

8.9mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Burgundy

Jewels

19j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1972

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