Seiko Cal. 6678 - 963

This Spring Drive model from 1973 features a 39mm Titanium case. It features a Silver dial protected by a Mineral crystal and offers 130m of water resistance. [seikata-wm-0d2f007310ca]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

39mm

Case Thickness

12.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Silver

Jewels

17j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1973

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