Seiko Cal. 6658 - 656

The Seiko 6658-656 represents an important milestone in Seiko's 1986 lineup. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 100m of water resistance. [seikata-wm-2b911abaf2c7]

Also known as: Samurai, Shogun

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

38mm

Case Thickness

11.4mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1986

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