Seiko Cal. 6231 - 960

The Seiko 6231-960 represents an important milestone in Seiko's 1987 lineup. With its 22mm lug width and 13.8mm profile, it sits comfortably on most wrists. [seikata-wm-7c1c837cab82]

Also known as: Sumo, Rally

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

35mm

Case Thickness

13.8mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

170m

Dial Color

Silver

Jewels

35j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1987

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