Seiko Cal. 7110 - 640

This Hand-Winding model from 1970 features a 36mm Two-Tone case. It features a Black dial protected by a Acrylic crystal and offers 100m of water resistance. [seikata-wm-000e5e838413]

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

36mm

Case Thickness

14.4mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

100m

Dial Color

Black

Jewels

31j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1970

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