Seiko Cal. 6278 - 663

This Spring Drive model from 1977 features a 38mm Stainless Steel case. It features a Black dial protected by a Hardlex crystal and offers 170m of water resistance. [seikata-wm-0f4c97f78e20]

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

10.3mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Black

Jewels

28j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1977

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