Seiko Cal. 6255 - 818

This Spring Drive model from 1978 features a 37mm Hardlex-Coated Steel case. It features a Navy dial protected by a Mineral crystal and offers 40m of water resistance. [seikata-wm-6006390c7322]

Also known as: Bullhead, Crown

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

9.6mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Navy

Jewels

29j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1978

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