Seiko Cal. 6160 - 550

This Quartz model from 1978 features a 42mm Two-Tone case. It features a Green dial protected by a Hardlex crystal and offers 50m of water resistance. [seikata-wm-b5bfc1ccee9d]

Also known as: Helmet

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

42mm

Case Thickness

14.1mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Green

Jewels

25j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1978

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