Seiko Cal. 6689 - 414

This Automatic model from 1971 features a 41mm Two-Tone case. It features a Black dial protected by a Sapphire crystal and offers 50m of water resistance. [seikata-wm-97dc7c694983]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

41mm

Case Thickness

13.8mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

50m

Dial Color

Black

Jewels

28j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1971

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