Seiko Cal. 6278 - 860

This Spring Drive model from 1966 features a 34mm Hardlex-Coated Steel case. It features a Green dial protected by a Mineral crystal and offers 80m of water resistance. [seikata-wm-477b076415c8]

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

14.3mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Green

Jewels

20j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1966

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