Seiko Cal. 7026 - 657

The Seiko 7026-657 represents an important milestone in Seiko's 1968 lineup. Powered by the 7026 caliber with 29j jewels beating at 28,800 bph, it delivers a 55 hours power reserve. [seikata-wm-fa497dd626de]

Also known as: Bullhead, Goldfeather

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

15.2mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

70m

Dial Color

Cream

Jewels

29j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1968

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