Seiko Cal. 7140 - 454

The Seiko 7140-454 represents an important milestone in Seiko's 1965 lineup. Powered by the 7140 caliber with 33j jewels beating at 28,800 bph, it delivers a 66 hours power reserve. [seikata-wm-fd5cd96d4419]

Also known as: Bullhead, Silverwave

Specifications

Movement

Solar

Case Material

Titanium

Case Width

38mm

Case Thickness

14.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

90m

Dial Color

Blue Sunburst

Jewels

33j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1965

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