Seiko Cal. 4591 - 507

This Solar model from 1980 features a 36mm Titanium case. The Coin-Edge bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-a766076bd9ea]

Also known as: Bullhead

Specifications

Movement

Solar

Case Material

Titanium

Case Width

36mm

Case Thickness

11.3mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

White

Jewels

35j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1980

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