Seiko Cal. 6697 - 313

This Spring Drive model from 1987 features a 41mm Hardlex-Coated Steel case. It features a Navy dial protected by a Hardlex crystal and offers 30m of water resistance. [seikata-wm-403a914d15ed]

Also known as: Sportsmatic, World Timer

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

10.6mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Navy

Jewels

23j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1987

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