Seiko Cal. 6317 - 120

This Quartz model from 1976 features a 40mm Two-Tone case. With its 19mm lug width and 12.7mm profile, it sits comfortably on most wrists. [seikata-wm-fe8bf6b3d278]

Also known as: Monster, Golden Tuna

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

40mm

Case Thickness

12.7mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Green

Jewels

28j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1976

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