Seiko Cal. 7042 - 139

This Spring Drive model from 1987 features a 40mm Two-Tone case. With its 22mm lug width and 14.6mm profile, it sits comfortably on most wrists. [seikata-wm-1f15b42aa6a7]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

40mm

Case Thickness

14.6mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

30m

Dial Color

Burgundy

Jewels

24j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1987

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