Seiko Cal. 6311 - 145

This Automatic model from 1987 features a 34mm Titanium case. With its 21mm lug width and 9.3mm profile, it sits comfortably on most wrists. [seikata-wm-cc797f93b909]

Also known as: Sumo, Panda

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

34mm

Case Thickness

9.3mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

190m

Dial Color

Green

Jewels

31j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1987

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