Seiko Cal. 5684 - 378

This Quartz model from 1965 features a 46mm Titanium case. It features a Navy dial protected by a Acrylic crystal and offers 200m of water resistance. [seikata-wm-b7c65aaae07b]

Also known as: Bullhead, Sportsmatic

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

46mm

Case Thickness

8.4mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Navy

Jewels

30j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1965

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