Seiko Cal. 7040 - 725

This Hand-Winding model from 1977 features a 45mm Two-Tone case. With its 21mm lug width and 10.9mm profile, it sits comfortably on most wrists. [seikata-wm-16aaa394702f]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

45mm

Case Thickness

10.9mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

140m

Dial Color

Burgundy

Jewels

19j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1977

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