Seiko Cal. 0731 - 707

This Hand-Winding model from 1966 features a 46mm Two-Tone case. It features a Black dial protected by a Acrylic crystal and offers 170m of water resistance. [seikata-wm-996173ae86d2]

Also known as: Flighty

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

46mm

Case Thickness

9.0mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

170m

Dial Color

Black

Jewels

33j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1966

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