Seiko Cal. 6634 - 970

This Automatic model from 1980 features a 37mm Two-Tone case. It features a Burgundy dial protected by a Acrylic crystal and offers 190m of water resistance. [seikata-wm-ca6f957b61a9]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

37mm

Case Thickness

11.0mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Burgundy

Jewels

20j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1980

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