Seiko Cal. 6387 - 946

This Spring Drive model from 1970 features a 36mm PVD Black case. It features a Cream dial protected by a Mineral crystal and offers 190m of water resistance. [seikata-wm-8e9ff85d154e]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

36mm

Case Thickness

14.4mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Cream

Jewels

22j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1970

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