Seiko Cal. 5697 - 731

Released in 1980, the Cal. 5697 with design code 731 was part of Seiko's domestic market collection. It features a Cream dial protected by a Hardlex crystal and offers 40m of water resistance. [seikata-wm-4c480f86ccca]

Also known as: UFO

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

8.7mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

40m

Dial Color

Cream

Jewels

36j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1980

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