Seiko Cal. 6316 - 251

This Quartz model from 1983 features a 40mm Hardlex-Coated Steel case. It features a Green dial protected by a Sapphire crystal and offers 160m of water resistance. [seikata-wm-7f04c8eec6a3]

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

8.3mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Green

Jewels

17j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1983

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