Seiko Cal. 7031 - 253

This Hand-Winding model from 1988 features a 36mm PVD Black case. With its 20mm lug width and 8.9mm profile, it sits comfortably on most wrists. [seikata-wm-341d03112d1f]

Also known as: Rally, World Timer

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

36mm

Case Thickness

8.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

100m

Dial Color

Champagne

Jewels

20j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1988

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