Seiko Cal. 6315 - 745

The Seiko 6315-745 represents an important milestone in Seiko's 1979 lineup. Powered by the 6315 caliber with 27j jewels beating at 36,000 bph, it delivers a 39 hours power reserve. [seikata-wm-f77962636bb5]

Also known as: Bullhead, Bellmatic

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

38mm

Case Thickness

13.7mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

White

Jewels

27j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1979

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