Seiko Cal. 0731 - 227

This Quartz model from 1967 features a 35mm Hardlex-Coated Steel case. It features a Burgundy dial protected by a Mineral crystal and offers 100m of water resistance. [seikata-wm-7eaa1b96ef00]

Also known as: World Timer

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

8.0mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

100m

Dial Color

Burgundy

Jewels

23j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1967

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