Seiko Cal. 6278 - 907

This Spring Drive model from 1976 features a 44mm PVD Black case. It features a White dial protected by a Acrylic crystal and offers 90m of water resistance. [seikata-wm-4804d2b5be5d]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

44mm

Case Thickness

11.0mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

90m

Dial Color

White

Jewels

31j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1976

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