Seiko Cal. 7031 - 203

The Seiko 7031-203 represents an important milestone in Seiko's 1993 lineup. With its 22mm lug width and 9.1mm profile, it sits comfortably on most wrists. [seikata-wm-0a92a6780999]

Also known as: Sportsmatic, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

9.1mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

White

Jewels

19j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1993

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