Seiko Cal. 4587 - 731

This Spring Drive model from 1968 features a 37mm Titanium case. It features a Burgundy dial protected by a Sapphire crystal and offers 50m of water resistance. [seikata-wm-ac5fce0a6e33]

Also known as: Goldfeather

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

37mm

Case Thickness

8.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

50m

Dial Color

Burgundy

Jewels

36j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1968

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