Seiko Cal. 6315 - 791

This Quartz model from 1970 features a 40mm Two-Tone case. Powered by the 6315 caliber with 17j jewels beating at 28,800 bph, it delivers a 62 hours power reserve. [seikata-wm-a716b6555f50]

Also known as: Sportsmatic, Navigator

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

40mm

Case Thickness

13.3mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

120m

Dial Color

Navy

Jewels

17j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1970

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