Seiko Cal. 5665 - 543

This Spring Drive model from 1981 features a 44mm Gold-Plated case. It features a Black dial protected by a Acrylic crystal and offers 160m of water resistance. [seikata-wm-96871f7e7fce]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

14.7mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Black

Jewels

30j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1981

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