Seiko Cal. 6658 - 789

This Spring Drive model from 1983 features a 41mm Two-Tone case. It features a Blue Sunburst dial protected by a Mineral crystal and offers 100m of water resistance. [seikata-wm-9d9cb3fa21e9]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

41mm

Case Thickness

11.3mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Blue Sunburst

Jewels

22j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1983

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