Seiko Cal. 7040 - 584

The Seiko 7040-584 represents an important milestone in Seiko's 1978 lineup. Powered by the 7040 caliber with 23j jewels beating at 28,800 bph, it delivers a 41 hours power reserve. [seikata-wm-52a56938b15d]

Also known as: Baby Tuna, Flighty

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

35mm

Case Thickness

10.1mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

110m

Dial Color

Black

Jewels

23j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1978

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