Seiko Cal. 6610 - 406

The Seiko 6610-406 represents an important milestone in Seiko's 1975 lineup. Powered by the 6610 caliber with 28j jewels beating at 28,800 bph, it delivers a 38 hours power reserve. [seikata-wm-ac584a482040]

Also known as: Navigator, Crown

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

43mm

Case Thickness

9.1mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

170m

Dial Color

Blue Sunburst

Jewels

28j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1975

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