Seiko Cal. 6674 - 284

This Spring Drive model from 1978 features a 41mm Hardlex-Coated Steel case. It features a Black dial protected by a Mineral crystal and offers 190m of water resistance. [seikata-wm-83206cc9ffce]

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

15.5mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Black

Jewels

32j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1978

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