Seiko Cal. 6658 - 311

The Seiko 6658-311 represents an important milestone in Seiko's 1973 lineup. It features a Cream dial protected by a Acrylic crystal and offers 170m of water resistance. [seikata-wm-d6c08907b705]

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

37mm

Case Thickness

9.0mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Cream

Jewels

28j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1973

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