Seiko Cal. 6610 - 697

The Seiko 6610-697 represents an important milestone in Seiko's 1974 lineup. Powered by the 6610 caliber with 21j jewels beating at 28,800 bph, it delivers a 36 hours power reserve. [seikata-wm-3d7fc4397380]

Also known as: Bellmatic, Arnie

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

44mm

Case Thickness

14.1mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1974

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