Seiko Cal. 4491 - 550

This Solar model from 1968 features a 36mm Titanium case. The Coin-Edge bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-ea505f0de222]

Also known as: Sportsmatic

Specifications

Movement

Solar

Case Material

Titanium

Case Width

36mm

Case Thickness

9.1mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Blue Sunburst

Jewels

26j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1968

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