Seiko Cal. 6315 - 107

Released in 1977, the Cal. 6315 with design code 107 was part of Seiko's domestic market collection. The Fixed bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-7cbe1fbeabb3]

Also known as: Bullhead

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

42mm

Case Thickness

14.1mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

40m

Dial Color

White

Jewels

28j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1977

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