Seiko Cal. 6659 - 461

This Automatic model from 1976 features a 40mm Two-Tone case. It features a Silver dial protected by a Mineral crystal and offers 180m of water resistance. [seikata-wm-eba9dee0edec]

Also known as: Sportsmatic, Navigator

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

40mm

Case Thickness

11.0mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Silver

Jewels

18j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1976

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